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Books > Science & Mathematics > Biology, life sciences > Zoology & animal sciences > Animal ecology

The Little Owl - Population Dynamics, Behavior and Management of Athene Noctua (Hardcover, 2nd Revised edition): Dries van... The Little Owl - Population Dynamics, Behavior and Management of Athene Noctua (Hardcover, 2nd Revised edition)
Dries van Nieuwenhuyse, Ronald van Harxen, David H. Johnson
R2,346 R2,155 Discovery Miles 21 550 Save R191 (8%) Ships in 12 - 17 working days

The basic biology of owls is poorly understood compared to that of other bird species. The Little Owl, Athene noctua, is one of the best models for biological and conservation research. Though widespread across Europe, Asia and North Africa, populations of the Little Owl are now in decline, making studies of its behavior and ecology all the more important. This extensively revised and updated second edition features substantial new long-term data on population dynamics, behavioral observations and breeding biology of the Little Owl. The authors discuss its wide-ranging ecology, genetics, subspecies, and population status by country. In addition, they outline a research strategy and monitoring program. Exceptional illustrations of all fourteen subspecies cover embryonic and chick development, feather growth and moult, including high-quality drawings presenting concrete management suggestions. Whilst being an invaluable resource for academic researchers, its accessible and straightforward style will also appeal to amateur ornithologists and enthusiasts.

Clonality - The Genetics, Ecology, and Evolution of Sexual Abstinence in Vertebrate Animals (Hardcover): John C. Avise Clonality - The Genetics, Ecology, and Evolution of Sexual Abstinence in Vertebrate Animals (Hardcover)
John C. Avise
R2,028 R1,867 Discovery Miles 18 670 Save R161 (8%) Ships in 12 - 17 working days

Approximately 99.9% of vertebrate species reproduce sexually. The exceptional 0.1% reproduce via asexual or clonal means, which vary wildly and are fascinating in their own right. In this book, John C. Avise describes the genetics, ecology, natural history, and evolution of the world's approximately 100 species of vertebrate animal that routinely display one form or another of clonal or quasi-clonal reproduction. Approximately 99.9% of vertebrate species reproduce sexually. The exceptional 0.1% reproduce via asexual or clonal means, which vary wildly and are fascinating in their own right. In this book, John C. Avise describes the genetics, ecology, natural history, and evolution of the world's approximately 100 species of vertebrate animal that routinely display one form or another of clonal or quasi-clonal reproduction. By considering the many facets of sexual abstinence and clonal reproduction in vertebrate animals, Avise sheds new light on the biological meaning and ramifications of standard sexuality.

Carrion Ecology, Evolution, and Their Applications (Hardcover): M Eric Benbow, Jeffery K. Tomberlin, Aaron M. Tarone Carrion Ecology, Evolution, and Their Applications (Hardcover)
M Eric Benbow, Jeffery K. Tomberlin, Aaron M. Tarone
R5,060 Discovery Miles 50 600 Ships in 12 - 17 working days

Shortlisted for the 2018 TWS Wildlife Publication Awards in the edited book category Decomposition and recycling of vertebrate remains have been understudied, hampered largely due to these processes being aesthetically challenging (e.g., smell and sight). Technological innovations have provided the means to explore new and historically understood natural systems to give us a plethora of new information. Carrion Ecology, Evolution, and Their Applications covers a broad spectrum of topics including the molecular mechanistic foundations that provide the basis for intra- and interspecific interactions related to population biology, community ecology, and how this manifests into habitat- and ecosystem-level importance. The book connects the science of carrion decomposition from genes to ecosystems in multidisciplinary synthesis of the science. This book brings together a team of global experts involved with measuring and understanding the process and effects of carrion ecology in nature, with special application in such applied fields as forensic entomology, habitat management, animal production (e.g., livestock and aquaculture), and human and environmental health. It fills a large literature gap in ecology, providing a synthesis and future directions important for studies of carrion decomposition that improve the general understanding of decomposition in ecosystems. The book fuses multiple disciplines into a single message explaining the importance of vertebrate carrion ecology in nature. Illustrates Carrion Decomposition in a 16-Page Color Insert with 40 Photos The authors illustrate how the study of carrion transcends the globe and expands systems of inquiry, broadening awareness of this important ecosystem process. Whether you are a student, academic, or professional, you will find this book insightful for the fields of molecular ecology, microbiology, entomology, forensics, population biology, community and ecosystem ecology, and human and environmental health.

Bumblebees (Paperback, 3rd Revised edition): Oliver E. Prys-Jones, Sarah A. Corbet Bumblebees (Paperback, 3rd Revised edition)
Oliver E. Prys-Jones, Sarah A. Corbet; Illustrated by Anthony J. Hopkins; Foreword by Mark Avery
R599 Discovery Miles 5 990 Ships in 12 - 17 working days

An indispensable guide to identification, ecology and study of bumblebees. This new edition embraces the wealth of information published on bumblebee life history, ecology, foraging, parasites and conservation in recent years. It includes a new chapter on the very real threats to bumblebees; their crucial role as pollinators of our native flora and crops; ways to promote their survival; advantages and problems posed by their commercial use; as well as updated colour plates, keys and distribution maps of all British species (including Bombus hypnorum). The book introduces techniques and approaches to original work so that anyone with an interest can usefully contribute to furthering our understanding and appreciation of these wonderful and important insects.

Valuing Nature - The Roots of Transformation (Hardcover): Robert Fish, Holly Mckelvey Valuing Nature - The Roots of Transformation (Hardcover)
Robert Fish, Holly Mckelvey
R1,704 Discovery Miles 17 040 Ships in 12 - 17 working days

Unique 'graphic novel' format and short length will engage students immediately, including those with limited background knowledge. An efficient and accessible academic resource to illustrate the technical concepts, theories and frameworks of socio-ecological approaches. This new graphic approach to degree education is exciting and highly engaging, encouraging creativity that can deepen academic understanding. No other book introduces the complexities of interdisciplinarity and valuing nature in such an accessible way. The sections reflect a logical and natural progression from an initial introduction to meanings to the wider context. Approaches the concept in a simple, chronological and visual manner that sets it apart from other educational resources on ecology. The book contains a variety of pedagogical tools and orientation that help guide the reader through the book, offer further reading, jump between sections, and provide the opportunity to review what has been learned so far. The characters depicted in the book reflect the diversity of the student body, with BAME students included as well as different personalities. Ideal for undergraduates in the fields of ecology, human and physical geography, conservation science, environment social science and spatial planning. The materials work pedagogically for 1st Year (Supplementary and Specialised) and 2nd year (Core and Introductory). Particularly useful for natural scientists with limited training, but expectations to engage, in the critical social science dimensions of resource management. Secondary market among policy makers and practitioners either new to issues of valuing nature or those wishing to clarify or contextualise further their understanding.

Stingless Bees of Mexico - The Biology, Management and Conservation of an Ancient Heritage (Hardcover, 1st ed. 2018): Jose... Stingless Bees of Mexico - The Biology, Management and Conservation of an Ancient Heritage (Hardcover, 1st ed. 2018)
Jose Javier G. Quezada-Euan
R4,590 Discovery Miles 45 900 Ships in 12 - 17 working days

The stingless bees are the most diverse group of highly social bees and are key species in our planet's tropical and subtropical regions, where they thrive. In Mexico, the management of stingless bees dates back centuries, and they were an essential part of the culture and cosmogony of native peoples like the Maya. In recent decades a vast amount of information has been gathered on stingless bees worldwide. This book summarizes various aspects of the biology and management of stingless bees, with special emphasis on the Mexican species and the traditions behind their cultivation. Much of the information presented here was produced by the author and the team of researchers at the Universidad Autonoma de Yucatan in the course of three decades of working with these insects. Given the breadth of its coverage, the book offers an equally valuable reference guide for academics, students and beekeepers alike.

Doing Justice without the State - The Afikpo (Ehugbo) Nigeria Model (Paperback): Ogbonnaya Oko Elechi Doing Justice without the State - The Afikpo (Ehugbo) Nigeria Model (Paperback)
Ogbonnaya Oko Elechi
R1,445 Discovery Miles 14 450 Ships in 12 - 17 working days

This study examines the principles and practices of the Afikpo (Eugbo) Nigeria indigenous justice system in contemporary times. Like most African societies, the Afikpo indigenous justice system employs restorative, transformative and communitarian principles in conflict resolution. This book describes the processes of community empowerment, participatory justice system and how regular institutions of society that provide education, social and economic support are also effective in early intervention in disputes and prevention of conflicts.

Biodiversity - Threats and Conservation (Hardcover): R.C. Sobti Biodiversity - Threats and Conservation (Hardcover)
R.C. Sobti
R4,590 R3,805 Discovery Miles 38 050 Save R785 (17%) Ships in 9 - 15 working days

The following important aspects have been addressed: Importance of biodiversity in maintaining ecosystem balance for sustainability. Emerging role of biodiversity as source of important materials, pharmaceuticals, food etc. as such or through genetic manipulations to meet the contemporary and futuristic challenges. Impact of environment degradation on biodiversity and conservation in a changing environment. Conventional and emerging biotechnological techniques to conserve biodiversity.

Harvest of Fish and Wildlife - New Paradigms for Sustainable Management (Hardcover): Kevin L. Pope, Larkin A. Powell Harvest of Fish and Wildlife - New Paradigms for Sustainable Management (Hardcover)
Kevin L. Pope, Larkin A. Powell
R5,043 Discovery Miles 50 430 Ships in 12 - 17 working days

Harvest of Fish and Wildlife: New Paradigms for Sustainable Management unites experts in wildlife and fishery sciences for an interdisciplinary overview of harvest management. This book presents unique insights for embracing the complete social-ecological system to ensure a sustainable future. It educates users on evolutionary and population dynamics; social and political influences; hunter and angler behavior; decision processes; impacts of regulations; and stakeholder involvement. Features: Written by twenty-four teams of leading scientists and managers. Promotes transparent justification for fishing and hunting regulations. Provides examples for integrating decision making into management. Emphasizes creativity in management by integrating art and science. This book appeals to population biologists, evolutionary biologists and social scientists. It is a key resource for on-the-ground managers and research scientists developing harvesting applications. As the book's contributors explain: "Making decisions that are robust to uncertainty...is a paradigm shift with a lot of potential to improve outcomes for fish and wildlife populations." -Andrew Tyre and Brigitte Tenhumberg "Temporal shifts in system states...must somehow be anticipated and dealt with to derive harvest policies that remain optimal in the long term." -Michael Conroy "Proactive, effective management of sportspersons...will be essential in the new paradigm of harvest management." -Matthew Gruntorad and Christopher Chizinski

Applied Mathematical Demography (Hardcover, 3rd ed. 2005): Nathan Keyfitz, Hal Caswell Applied Mathematical Demography (Hardcover, 3rd ed. 2005)
Nathan Keyfitz, Hal Caswell
R3,748 Discovery Miles 37 480 Ships in 12 - 17 working days

The third edition of this classic text maintains its focus on applications of demographic models, while extending its scope to matrix models for stage-classified populations. The authors first introduce the life table to describe age-specific mortality, and then use it to develop theory for stable populations and the rate of population increase. This theory is then revisited in the context of matrix models, for stage-classified as well as age-classified populations. Reproductive value and the stable equivalent population are introduced in both contexts, and Markov chain methods are presented to describe the movement of individuals through the life cycle. Applications of mathematical demography to population projection and forecasting, kinship, microdemography, heterogeneity, and multi-state models are considered.

The new edition maintains and extends the book's focus on the consequences of changes in the vital rates. Methods are presented for calculating the sensitivity and elasticity of population growth rate, life expectancy, stable stage distribution, and reproductive value, and for applying those results in comparative studies.

Stage-classified models are important in both human demography and population ecology, and this edition features examples from both human and non-human populations. In short, this third edition enlarges considerably the scope and power of demography. It will be an essential resource for students and researchers in demography and in animal and plant population ecology.

From the reviews:

"If you found the original editions...to be excellent (and who amoung us has not?) then you will find the new edition to be equally so...This book is highly andunreservedly recommended for any beginning mathematical demographer." Mathematical Population Studies, 12: 223-228, 2005

"The material in the second edition is retained, although the chapters are reorganized and references are updated. New chapters focusing on matrix population models are seamlessly interwoven with the second edition chapters, resulting in a thorough and comprehensive treatment of human, animal, and nonhuman demography." Journal of the American Statistical Association, December 2005

The Behavioural Biology of Zoo Animals (Paperback): Paul Rose The Behavioural Biology of Zoo Animals (Paperback)
Paul Rose
R1,737 Discovery Miles 17 370 Ships in 12 - 17 working days

The first book on zoo/captive animal behavior and how this applies to welfare. Despite growing evidence of the need to implement more suitable, naturalistic practices into zoo animal welfare, it still seems to be somewhat overlooked - this book will address this oversight. Includes specific detail and examples focusing on taxa, a huge factor in managing animals in zoos that has not previously been addressed in this way. Covers invertebrates as well as vertebrate species. Would be a recommended or core text on Zoo Biology courses, BScs in Animal Science, and Animal Welfare MScs, as well as an invaluable practitioner reference. A lot of students interested in animal behaviour are interested in zoos. Each chapter covers species-specific content include the following information: Ecology and natural history as relevant to the zoo, behaviour and welfare measures based on ecological knowledge, feeding ecology and nutritional management, mating systems and reproductive characteristics, enrichment and behavioural diversity. The chapters are consistently formatted for ease of information, with end of chapter summaries, boxes with selected enrichment devices or welfare assessment methods for assessing welfare state, and directed reading of peer reviewed and other reputable sources that help advance care. A final Part explores welfare assessment tools, quality of life, veterinary interventions and evidence-based approaches. It looks at ways to increase the value of zoo and aquarium animals by enhancing visitor interest and visitor behaviour change. Also, research needs for keepers and how to build evidence into a daily routine, as well as management of native species programmes and the future of zoo research.

Art and Nature in the Anthropocene - Planetary Aesthetics (Hardcover): Susan Ballard Art and Nature in the Anthropocene - Planetary Aesthetics (Hardcover)
Susan Ballard
R3,892 Discovery Miles 38 920 Ships in 12 - 17 working days

This book examines how contemporary artists have engaged with histories of nature, geology, and extinction within the context of the changing planet. Susan Ballard describes how artists challenge the categories of animal, mineral, and vegetable-turning to a multispecies order of relations that opens up a new vision of what it means to live within the Anthropocene. Considering the work of a broad range of artists including Francisco de Goya, J. M. W. Turner, Robert Smithson, Nancy Holt, Yhonnie Scarce, Joyce Campbell, Lisa Reihana, Katie Paterson, Taryn Simon, Susan Norrie, Moon Kyungwon and Jeon Joonho, Ken + Julia Yonetani, David Haines and Joyce Hinterding, Angela Tiatia, and Hito Steyerl and with a particular focus on artists from Australia and Aotearoa New Zealand, this book reveals the emergence of a planetary aesthetics that challenges fixed concepts of nature in the Anthropocene. The book will be of interest to scholars working in art history, visual culture, narrative nonfiction, digital and media art, and the environmental humanities.

Environmental Contaminants in Biota - Interpreting Tissue Concentrations, Second Edition (Hardcover, 2nd edition): James P.... Environmental Contaminants in Biota - Interpreting Tissue Concentrations, Second Edition (Hardcover, 2nd edition)
James P. Meador, W.Nelson Beyer
R5,084 Discovery Miles 50 840 Ships in 12 - 17 working days

Examining tissue residues of contaminants in biota reveals the movement of contaminants within organisms and through food chains as well as the context for understanding and quantifying injuries to organisms and their communities. Yet tissue concentrations of some contaminants are especially challenging to interpret and the ability of today's analytical chemists to provide reliable analytical data of most important environmental contaminants often surpasses the ability of ecotoxicologists to interpret those data. Offering guidance on the ecotoxicologically meaningful interpretation of tissue concentrations, Environmental Contaminants in Biota, Interpreting Tissue Concentrations, Second Edition is updated with current data and new ways of analyzing those data as well as additional contaminants not previously considered. Beginning with a history of wildlife toxicology and data interpretation, chapters cover a wide range of contaminants and their hazardous and lethal concentrations in various animals including DDT, Dioxins, PCBs, and PBDEs in aquatic organisms; methylmurcury, selenium, and trace metals in fishes and aquatic invertebrates; and pharmaceuticals and organic contaminants in marine mammals. The book considers the impact of Polychlorinated Biphenyls, Dibenzo-p-Dioxins and Dibenzofurans, and Polybrominated Diphenyl Ethers; cyclodiene; and other organochlorine pesticides in birds and mammals. Later chapters examine the effects and analysis of lead, cadmium, and radionuclides in biota. With thousands of published research papers reporting tissue concentrations each year, Environmental Contaminants in Biota, Interpreting Tissue Concentrations, Second Edition gives ecotoxicologists the ability to draw actionable value regarding the toxicological consequences of those concentrations and relate tissue concentrations quantitatively to injury: the core of ecotoxicology.

Insect Diapause (Hardcover): David L. Denlinger Insect Diapause (Hardcover)
David L. Denlinger
R1,684 R1,531 Discovery Miles 15 310 Save R153 (9%) Ships in 12 - 17 working days

Our highly seasonal world restricts insect activity to brief portions of the year. This feature necessitates a sophisticated interpretation of seasonal changes and enactment of mechanisms for bringing development to a halt and then reinitiating it when the inimical season is past. The dormant state of diapause serves to bridge the unfavourable seasons, and its timing provides a powerful mechanism for synchronizing insect development. This book explores how seasonal signals are monitored and used by insects to enact specific molecular pathways that generate the diapause phenotype. The broad perspective offered here scales from the ecological to the molecular and thus provides a comprehensive view of this exciting and vibrant research field, offering insights on topics ranging from pest management, evolution, speciation, climate change and disease transmission, to human health, as well as analogies with other forms of invertebrate dormancy and mammalian hibernation.

Ecological and Environmental Physiology of Birds (Hardcover, New): J. Eduardo P. W Bicudo, William A. Buttemer, Mark A.... Ecological and Environmental Physiology of Birds (Hardcover, New)
J. Eduardo P. W Bicudo, William A. Buttemer, Mark A. Chappell, James T. Pearson, Claus Bech
R4,629 R3,805 Discovery Miles 38 050 Save R824 (18%) Ships in 12 - 17 working days

Birds have colonized almost every terrestrial habitat on the planet - from the poles to the tropics, and from deserts to high mountain tops. Ecological and Environmental Physiology of Birds focuses on our current understanding of the unique physiological characteristics of birds that are of particular interest to ornithologists, but also have a wider biological relevance.
An introductory chapter covers the basic avian body plan and their still-enigmatic evolutionary history. The focus then shifts to a consideration of the essential components of that most fundamental of avian attributes: the ability to fly. The emphasis here is on feather evolution and development, flight energetics and aerodynamics, migration, and as a counterpoint, the curious secondary evolution of flightlessness that has occurred in several lineages. This sets the stage for subsequent chapters, which present specific physiological topics within a strongly ecological and environmental framework. These include gas exchange, thermal and osmotic balance, 'classical' life history parameters (male and female reproductive costs, parental care and investment in offspring, and fecundity versus longevity tradeoffs), feeding and digestive physiology, adaptations to challenging environments (high altitude, deserts, marine habitats, cold), and neural specializations (notably those important in foraging, long-distance navigation, and song production).
Throughout the book classical studies are integrated with the latest research findings. Numerous important and intriguing questions await further work, and the book concludes with a discussion of methods (emphasizing cutting-edge technology), approaches, and future research directions.

Human-Wildlife Interactions - From Conflict to Coexistence (Paperback, 2nd edition): Michael R Conover, Denise O. Conover Human-Wildlife Interactions - From Conflict to Coexistence (Paperback, 2nd edition)
Michael R Conover, Denise O. Conover
R1,808 Discovery Miles 18 080 Ships in 12 - 17 working days

Offers knowledge on how to resolve human-wildlife conflicts through wildlife damage management. Provides examples of how human-wildlife conflicts can be alleviated by using an integrated approach Discusses management options including employing lethal methods; distributing supplemental food; changing the behavior of either humans or wildlife; and excluding or repelling wildlife. Backed by numerous case studies, informative side bars and full color illustrations. Uses brand new case studies to illustrate the benefits of an integrated approach to wildlife management for resolving wildlife problems.

The Whitefly, Bemisia tabaci (Homoptera: Aleyrodidae) Interaction with Geminivirus-Infected Host Plants - Bemisia tabaci, Host... The Whitefly, Bemisia tabaci (Homoptera: Aleyrodidae) Interaction with Geminivirus-Infected Host Plants - Bemisia tabaci, Host Plants and Geminiviruses (Hardcover, Edition.)
Winston M. O. Thompson
R4,292 Discovery Miles 42 920 Ships in 10 - 15 working days

The book presents a chronology of events of "B. tabaci" and geminiviruses, and an overview within the Caribbean and Latin America. The pathosystems involving "Tomato yellow leaf curl virus," "Cotton leaf curl virus" and the cassava mosaic viruses are discussed. Data is presented on amino acid concentrations influencing "B. tabaci" and thus serves the basis for holidic diets. The essential molecular techniques for "B. tabaci" identification and classification are included with factors to consider for appropriate applications; an essential working guide for graduate students and researchers in the molecular field. Excellent photos portray symptoms of geminivirus-infecting crops: tomato, cotton, cassava, legumes and cucurbits; an important guide for researchers and growers. The novel insecticides, their mode of action and specificity; emphasize the applications of these within IPM programs.

Oribatid Mites - Biodiversity, Taxonomy and Ecology (Hardcover): Valerie Behan-Pelletier, Zoe Lindo Oribatid Mites - Biodiversity, Taxonomy and Ecology (Hardcover)
Valerie Behan-Pelletier, Zoe Lindo
R3,086 Discovery Miles 30 860 Ships in 12 - 17 working days

The book synthesizes knowledge on the arthropod taxon Oribatida, a suborder of Acari (the mites and ticks), that are a key group in soil ecology and biodiversity studies for Canada and Alaska but also worldwide. This book is unparalleled in the comprehensive nature of the information provided on this key biotic group. It is presented by two leading global experts for this group. There is no competing text in English. Reviewers were unanimous in their view that there is an "unquestionable" need for this book. The book provides highly reliable set of data, well prepared from a content and methodological point of view, bringing much interesting information on the subject and a valuable contribution to the knowledge of ecology of the group of invertebrates.

Statistical Analysis of Behavioural Data - An Approach Based on Time-Structured Models (Hardcover): Patsy Haccou, Evert Meelis Statistical Analysis of Behavioural Data - An Approach Based on Time-Structured Models (Hardcover)
Patsy Haccou, Evert Meelis
R5,456 R4,353 Discovery Miles 43 530 Save R1,103 (20%) Ships in 12 - 17 working days

This is a how-and-why-to-do-it book for students and scientists in all the behavioral sciences. It presents sophisticated statistical methods for analyzing continuous-time records of behavior, and integrates many recent developments in ethology, mathematical modelling, statistics, and technology. These new methods are explicitly designed to handle sequential or simultaneous acts where neither the duration nor the sequence of the acts is predetermined, which is often the case if the time scale on which behavior is studied is relatively short. The authors show how to analyze behavioral data starting with a basic model, the continuous time Markov chain. They then indicate how and when this model can be generalized and demonstrate the suitability of their approach for detecting, for example, the effects of different experimental treatments or of gradual changes in the social or physical environment. Competitive interactions such as predator-prey or host-parasite are also good subjects for this type of analysis. There are eight chapters and many worked examples, leading the reader through the mathematical processes and their applications. Students and researchers in all fields of behavioural science will find this book incomparably useful for planning and performing data analysis.

Natural Regulation of Animal Populations (Paperback): Ian A. McLaren Natural Regulation of Animal Populations (Paperback)
Ian A. McLaren
R1,321 Discovery Miles 13 210 Ships in 12 - 17 working days

Surveying an area dense with conflicting observations and ideas, this volume vividly depicts the current state of knowledge as well as the great diversity of opinion in the field of population ecology. Ten papers by outstanding authorities focus on three main issues-the effects of environment and population density on population dynamics, the influence of animal behavior on population growth, and the possibilities of genetic feedback or short-term evolutionary change in control of animal populations. An incisive introduction by the editor establishes a frame of reference and supplies succinct resolutions of some of the important controversies dealt with in these pages.
Choosing from a vast literature that has been polemical, often confusing, and at times acrimonious, the book offers several classic arguments that clarify the functional, statistical, and evolutionary aspects of the relationship of population density to population growth. M. E. Solomon lays the groundwork for the ensuing debate by classifying the terms and relevant concepts of "density-dependence" as they apply to population dynamics. Other probing articles questions whether the density of animal populations is actually regulated by particular mechanisms or by random chance, provide counterexamples of the regulation of animal numbers, and explore effects of population density on the growth rates of various animal populations.
Aside from the negative effects or responses of the environment, including hazardous weather and food shortages, increasing evidence shows that a definite social or behavioral regulation may result from the interaction of individuals or groups within the animal population. This concept, ignored by some ecologists and considered universal by others, is discussed by several of the contributors. Perhaps the most noteworthy proponent of the idea that "social regulation" is for the "purpose" of preventing overpopulation and consequent destruction of resources is V. C. Wynne-Edwards. His paper outlines a theory that has stimulated wide discussion and caused reevaluation of many established views.
"Ian A. McLaren" is Professor emeritus, department of Biology at Dalhousie University, Halifax, Nova Scotia. His expertise is population and evolutionary biology of plankton, seals, and birds. Dr. McLaren has contributed numerous papers to books and scholarly journals in the fields of population and evolutionary ecology. Dr. McLaren is also a fellow of the Arctic Institute.

BBC Wildlife Documentaries in the Age of Attenborough (Paperback, 1st ed. 2019): Jean-Baptiste Gouyon BBC Wildlife Documentaries in the Age of Attenborough (Paperback, 1st ed. 2019)
Jean-Baptiste Gouyon
R745 R626 Discovery Miles 6 260 Save R119 (16%) Ships in 10 - 15 working days

This book explores the history of wildlife television in post-war Britain. It revolves around the role of David Attenborough, whose career as a broadcaster and natural history filmmaker has shaped British wildlife television. The book discusses aspects of Attenborough's professional biography and also explores elements of the institutional history of the BBC-from the early 1960s, when it was at its most powerful, to the 2000s, when its future is uncertain. It focuses primarily on the wildlife 'making-of' documentary genre, which is used to trace how television progressively became a participant in the production of knowledge about nature. With the inclusion of analysis of television programmes, first-hand accounts, BBC archival material and, most notably, interviews with David Attenborough, this volume follows the development of the professional culture of wildlife broadcasting as it has been portrayed in public. It will be of interest to wildlife television amateurs, historians of British television and students in science communication.

Terrestrial Environments (Hardcover): J.L. Cloudsley-Thompson Terrestrial Environments (Hardcover)
J.L. Cloudsley-Thompson
R3,052 Discovery Miles 30 520 Ships in 12 - 17 working days

Originally published in 1975 Terrestrial Environments covers the zoogeography and ecology of the main terrestrial environments of the world, including fresh water habitats with emphasis on their fauna. The book also explores climate and vegetation in so far as they affect animal life. Finally, the selective influence of the environment on its fauna is discussed and, conversely, the influence of regulation, a synthesis of these interrelations. Morphological adaptations of the animals inhabiting various types of terrestrial environments are considered in relation to locomotion, feeding, and escape from enemies. Physiological adaptations are also mentioned briefly, and the adaptative importunate of diurnal and seasonal rhythms is stressed.

Animal Population Ecology - An Analytical Approach (Paperback): T. Royama Animal Population Ecology - An Analytical Approach (Paperback)
T. Royama
R1,422 R1,157 Discovery Miles 11 570 Save R265 (19%) Ships in 12 - 17 working days

Animal population ecology comprises the study of variations, regulation, and interactions of animal populations. This book discusses the fundamental notions and findings of animal populations on which most of the ecological studies are based. In particular, the author selects the logistic law of population growth, the nature of competition, sociality as an antithesis of competition, the mechanism underlying the regulation of populations, predator-prey interaction processes, and interactions among closely related species competing over essential resources. These are the notions that are considered to be well-established facts or principles and are regularly taught at ecology classes or introduced in standard textbooks. However, the author demonstrates that these notions are still inadequately understood, or even misunderstood, creating myths that would misguide ecologists in carrying out their studies. He delves deeply into those notions to reveal their real nature and draws a road map to the future development of ecology.

Jellyfish Blooms (Hardcover, 2014 ed.): Kylie A. Pitt, Cathy H. Lucas Jellyfish Blooms (Hardcover, 2014 ed.)
Kylie A. Pitt, Cathy H. Lucas
R5,006 R4,721 Discovery Miles 47 210 Save R285 (6%) Ships in 12 - 17 working days

Jellyfish are one of the most conspicuous animals in our oceans and are renowned for their propensity to form spectacular blooms. The unique features of the biology and ecology of jellyfish that enable them to bloom also make them successful invasive species and, in a few places around the world, jellyfish have become problematic. As man increasingly populates the world s coastlines, interactions between humans and jellyfish are rising, often to the detriment of coastal-based industries such as tourism, fishing and power generation. However we must not lose sight of the fact that jellyfish have been forming blooms in the oceans for at least 500 million years, and are an essential component of normal, healthy ocean ecosystems. Here many of the world s leading jellyfish experts explore the science behind jellyfish blooms. We examine the unique features of jellyfish biology and ecology that cause populations to bloom and bust, and, using case studies, we show why jellyfish are important to coastal and ocean ecosystem function. We outline strategies coastal managers can use to mitigate the effects of blooms on coastal industries thereby enabling humans to coexist with these fascinating creatures. Finally we highlight how jellyfish benefit society; providing us with food and one of the most biomedically-important compounds discovered in the 20th century. "

At the Heart of the Coral Triangle - Celebrating Biodiversity (Hardcover): Alan J Powderham, Sancia van der Meij At the Heart of the Coral Triangle - Celebrating Biodiversity (Hardcover)
Alan J Powderham, Sancia van der Meij
R1,456 Discovery Miles 14 560 Ships in 12 - 17 working days

Alan Powderham's dazzling photography is complemented by Dr Sancia van der Meij's scientific expertise, creating a scientifically rigorous yet breathtakingly beautiful reference work. Van der Meij is an experienced coral reef specialist while Powderham's use of rebreather diving technology allows him to get unusually close to his subject matter. The spectacular landscapes and natural riches of the Coral Triangle are under threat from overfishing, climate change, unsustainable tourism, habitat destruction and poor governance. This book showcases exactly why we need to protect this unique ecosystem, contrasting its existing beauty with images of the damage already being perpetrated. 10% of the author royalties are going to Conservation International to aid their work. The book covers many of the groups of animals seen on a reef that have been largely omitted by others. It reports engaging observations giving insights to many unique animal behaviours and relationships, that make it stand out from other books.

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Cristina Baldauf Hardcover R4,264 Discovery Miles 42 640
Ecology and Conservation of Pinnipeds in…
Gisela Heckel, Yolanda Schramm Hardcover R4,245 Discovery Miles 42 450
Near The Bear North
Mick Manning Hardcover R445 Discovery Miles 4 450

 

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