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Books > Science & Mathematics > Biology, life sciences > Zoology & animal sciences > Vertebrates > Mammals > Marine & freshwater mammals

RSPB Spotlight Seals (Paperback): Frances Dipper RSPB Spotlight Seals (Paperback)
Frances Dipper
R376 Discovery Miles 3 760 Ships in 12 - 17 working days

Seals are the sleekest and most agile of all marine mammals, and they are superbly adapted to the watery world in which they spend most of their time. With their whiskery dog-like faces, curious nature and vulnerable pups, they are enduringly appealing animals. Although air-breathing, seals are superbly tuned to hunt, sleep, mate and keep warm while out at sea, but they remain inextricably linked to land. In Spotlight Seals, Frances Dipper explores the intricate lives of the UK's native Grey and Common Seals and their amazing physical and behavioural adaptations to a life split between land and sea. She reveals the complex physiology that allows seals to dive deep and for long periods without coming to any harm. Once exploited for their meat and skins, seals now have protection around the British Isles. Their numbers are increasing, but they still face the danger of plastic litter in their environment. Dipper also explores age-old legends, interactions between humans and seals, and the best places to watch them in the UK. The Spotlight series introduces readers to the lives and behaviour of our favourite animals with eye-catching colour photographs and informative expert text.

Marine Mammal Survey and Assessment Methods (Hardcover): J.L. Laake, D.G. Robertson, Steven C. Amstrup, B.F.J. Manly Marine Mammal Survey and Assessment Methods (Hardcover)
J.L. Laake, D.G. Robertson, Steven C. Amstrup, B.F.J. Manly
R5,956 Discovery Miles 59 560 Ships in 12 - 17 working days

This volume comprises the proceedings of a symposium on marine mammal survey assessment methods, which took place in Seattle, Washington, USA.

The Florida Manatee - Biology and Conservation (Paperback, 2nd Revised edition): Roger L. Reep, Robert K. Bonde The Florida Manatee - Biology and Conservation (Paperback, 2nd Revised edition)
Roger L. Reep, Robert K. Bonde
R1,043 R930 Discovery Miles 9 300 Save R113 (11%) Ships in 12 - 17 working days

From two scientists who have been at the forefront of manatee research for over three decades, The Florida Manatee offers an engaging, accessible introduction to manatee biology, including communication, diet, long-distance migration, and much more. This second edition is updated with new scientific research, as well as discussions of recent conservation efforts-largely driven by manatee injuries and deaths resulting from boat collisions-that have contributed to the robust growth of manatee numbers in Florida. It also includes the latest predictions for manatee populations and health in the future, both in Florida and worldwide. This is the perfect book for anyone seeking the most comprehensive, current information on this fascinating marine mammal.

Whales, Dolphins and Seals - A field guide to the marine mammals of the world (Paperback): Brett Jarrett, Hadoram Shirihai Whales, Dolphins and Seals - A field guide to the marine mammals of the world (Paperback)
Brett Jarrett, Hadoram Shirihai; Illustrated by Brett Jarrett
R620 Discovery Miles 6 200 Ships in 12 - 17 working days

This new field guide is a complete and convenient reference to every species of cetacean, pinniped and sirenian in the world, along with the Marine and Sea Otters and the Polar Bear. Every species is illustrated with magnificent colour paintings and a stunning collection of photographs, chosen to illustrate the key field marks which can be used to separate each species in the field. The author's unique depth of experience and knowledge, coupled with the artist's unrivalled skill, have come together to produce a neat, practical field guide that will enable any observer to quickly identify any mammals they may encounter at sea.

Floating Gold - A Natural (and Unnatural) History of Ambergris (Paperback): Christopher Kemp Floating Gold - A Natural (and Unnatural) History of Ambergris (Paperback)
Christopher Kemp
R528 Discovery Miles 5 280 Ships in 9 - 15 working days

A fascinating natural history of an incredibly curious substance. "Preternaturally hardened whale dung" is not the first image that comes to mind when we think of perfume, otherwise a symbol of glamour and allure. But the key ingredient that makes the sophisticated scent linger on the skin is precisely this bizarre digestive by-product-ambergris. Despite being one of the world's most expensive substances (its value is nearly that of gold and has at times in history been triple it), ambergris is also one of the world's least known. But with this unusual and highly alluring book, Christopher Kemp promises to change that by uncovering the unique history of ambergris. A rare secretion produced only by sperm whales, which have a fondness for squid but an inability to digest their beaks, ambergris is expelled at sea and floats on ocean currents for years, slowly transforming, before it sometimes washes ashore looking like a nondescript waxy pebble. It can appear almost anywhere but is found so rarely, it might as well appear nowhere. Kemp's journey begins with an encounter on a New Zealand beach with a giant lump of faux ambergris-determined after much excitement to nothing more exotic than lard-that inspires a comprehensive quest to seek out ambergris and its story. He takes us from the wild, rocky New Zealand coastline to Stewart Island, a remote, windswept island in the southern seas, to Boston and Cape Cod, and back again. Along the way, he tracks down the secretive collectors and traders who populate the clandestine modern-day ambergris trade. Floating Gold is an entertaining and lively history that covers not only these precious gray lumps and those who covet them, but presents a highly informative account of the natural history of whales, squid, ocean ecology, and even a history of the perfume industry. Kemp's obsessive curiosity is infectious, and eager readers will feel as though they have stumbled upon a precious bounty of this intriguing substance.

Ecology and Conservation of Pinnipeds in Latin America (Paperback, 1st ed. 2021): Gisela Heckel, Yolanda Schramm Ecology and Conservation of Pinnipeds in Latin America (Paperback, 1st ed. 2021)
Gisela Heckel, Yolanda Schramm
R4,558 Discovery Miles 45 580 Ships in 10 - 15 working days

Pinnipeds are marine mammals that include eared seals, true seals, and walruses. This book presents detailed reviews on the ecology and conservation of 10 pinniped species along the coasts and islands in Latin America, from Mexico to Chile and Argentina. Topics covered include their population dynamics, trophic ecology, reproduction, and behavior. In addition, the book addresses major conservation issues regarding climate change, interaction with fisheries, ecotourism, and other human activities.

Beach and Dune Restoration (Hardcover, 2nd Revised edition): Karl F. Nordstrom Beach and Dune Restoration (Hardcover, 2nd Revised edition)
Karl F. Nordstrom; Adapted by Nancy L Jackson
R3,358 Discovery Miles 33 580 Ships in 12 - 17 working days

This new edition - now with Nancy Jackson as a co-author - continues the themes of the first edition: the need to restore the biodiversity, ecosystem health, and ecosystem services provided by coastal landforms and habitats, especially in the light of climate change. The second edition reports on progress made on practices identified in the first edition, presents additional case studies, and addresses new and emerging issues. It analyzes the tradeoffs involved in restoring beaches and dunes - especially on developed coasts - the most effective approaches to use, and how stakeholders can play an active role. The concept of restoration is broad, and includes physical, ecological, economic, social, and ethical principles and ideals. The book will be valuable for coastal scientists, engineers, planners, and managers, as well as shorefront residents. It will also serve as a useful supplementary reference textbook in courses dealing with issues of coastal management and ecology.

The British Whaling Trade (Paperback, illustrated edition): Gordon Jackson The British Whaling Trade (Paperback, illustrated edition)
Gordon Jackson
R1,036 Discovery Miles 10 360 Ships in 12 - 17 working days
Ripples on the River - Celebrating the Return of the Otter (Hardcover): Laurie Campbell, Anna Levin Ripples on the River - Celebrating the Return of the Otter (Hardcover)
Laurie Campbell, Anna Levin
R676 R597 Discovery Miles 5 970 Save R79 (12%) Ships in 12 - 17 working days

A photographic celebration of the return of otters to our rivers and freshwater wetlands after a drastic decline. Ripples of excitement are spreading through Europe's rivers and wetlands. A generation ago, otter watching was a wildlife highlight restricted to remote coastal areas - otter populations had been decimated over the previous century by pesticide poisoning and habitat disturbance. Now we are seeing the positive effect of determined conservation efforts over recent decades. As our waterways improve, otters are returning and spreading throughout their former habitats. One of the UK's leading natural history photographers, Laurie Campbell got to know otters while working in Scotland's Highlands and Islands, but he had never seen these elusive predators on his home beat. Then, in the early 1990s, he was delighted to find otters back on the Tweed and its tributaries, a river system he has lived close to for most of his life. The discovery launched him on a quest to create a photographic account of their lives on his home river. More than two decades later, otter numbers continue to increase, and new generations of otters have become more confident around people, sometimes appearing in broad daylight and in town centres. Laurie continues his long-standing study, still photographing the otters through the changing seasons - always with an eye on the bigger picture of the river itself and the plants and animals that share the otters' habitat. Wildlife journalist and writer Anna Levin accompanies Laurie to the riverbank and learns of his working philosophy and fieldcraft. Together they weave a wealth of information into the stories that the pictures tell. While extracts from Anna's notebooks offer a vivid glimpse of the photographer at work and the otters that enchant them both.

Marine Mammal Ecotoxicology - Impacts of Multiple Stressors on Population Health (Paperback): Maria Cristina Fossi, Cristina... Marine Mammal Ecotoxicology - Impacts of Multiple Stressors on Population Health (Paperback)
Maria Cristina Fossi, Cristina Panti
R2,655 Discovery Miles 26 550 Ships in 12 - 17 working days

Marine Mammal Ecotoxicology: Impacts of Multiple Stressors on Population Health provides tactics on how to develop a comprehensive methodology for the study of existing threats to marine mammals. By presenting a conservation-biology approach and new and emerging technologies, this work helps provide crucial knowledge on the status of marine mammal populations that not only helps readers understand the ecosystem's health, but also instigate mitigation measures. This volume provides information that helps investigators unravel the relationships between exposure to environmental stressors (e.g., climate change, pollutants, marine litter, pathogens and biotoxins) and a range of endpoints in marine mammal species. The application of robust examination procedures and biochemical, immunological, and molecular techniques, combined with pathological examination and feeding ecology, has led to the development of health assessment methods at the individual and population levels in wild marine mammals.

Great White Sharks in United States Museums (Paperback): Alessandro De Maddalena, Walter Heim Great White Sharks in United States Museums (Paperback)
Alessandro De Maddalena, Walter Heim; Foreword by Sean R. Van Sommeran
R1,162 R937 Discovery Miles 9 370 Save R225 (19%) Ships in 12 - 17 working days

This complete guide to great white shark specimens preserved in the museums and aquariums of the United States catalogs 160 great white shark items in 26 institutions. The preserved material includes whole specimens as well as parts of specimens (jaws, teeth, vertebrae, etc.) Each entry details the methods of preserving or preparing the specimen (freezing, drying, taxidermying or skin-mounting, embalming, fixating followed by permanent storage in aqueous solutions of ethyl or isopropyl alcohols), and creating a model of the shark cast from a mold of the original specimen. The work also includes a general introduction describing the biology, ethology and ecology of the great white shark and more detailed accounts of the various preservation methods.

The Rise of Marine Mammals - 50 Million Years of Evolution (Hardcover): Annalisa Berta The Rise of Marine Mammals - 50 Million Years of Evolution (Hardcover)
Annalisa Berta; Illustrated by James L. Sumich
R1,839 Discovery Miles 18 390 Ships in 12 - 17 working days

Marine mammals have long captured the attention of humans. Ancient peoples etched seals and dolphins on the walls of Paleolithic caves; today, engineers develop microprocessors to track these denizens of the deep. This groundbreaking book from highly respected marine mammal paleontologist Annalisa Berta delves into the story of the extraordinary adaptations that gave the world these amazing animals. The Rise of Marine Mammals reveals remarkable fossil record discoveries that shed light on the origins, relationships, and diversification of marine mammals. Focusing on evolution and paleobiology, Berta provides an overview of marine mammal species diversity, enhanced with gorgeous life restorations by Carl Buell, Robert Boessenecker, William Stout, and Ray Troll and extensive line drawings by graphics editor James L. Sumich. The book also considers ongoing conservation challenges, demonstrating how the fossil record of adaptation in response to past environmental shifts may illuminate the way that marine mammals respond to global climate change. This invaluable biological framework is essential for helping us understand how best to protect and conserve today's polar bears, whales, dolphins, seals, and fellow warm-blooded ocean dwellers. The Rise of Marine Mammals also describes exciting breakthroughs that rely on new techniques of study, including 3-D imaging, and molecular, finite element, and morphometric analyses, which have enhanced scientists' understanding of everything from the anatomy of fetal whales to the genes behind limb loss in cetaceans. Mammalogists, paleontologists, and marine scientists will find Berta's insights absorbing, while developmental and molecular biologists, geneticists, and ecologists exploring integrative research approaches will benefit from her fresh perspective.

Encyclopedia of Marine Mammals (Hardcover, 3rd edition): Bernd Wursig, J. G. M. "Hans" Thewissen, Kit M. Kovacs Encyclopedia of Marine Mammals (Hardcover, 3rd edition)
Bernd Wursig, J. G. M. "Hans" Thewissen, Kit M. Kovacs
R5,540 R4,534 Discovery Miles 45 340 Save R1,006 (18%) Ships in 12 - 17 working days

The Encyclopedia of Marine Mammals, Third Edition covers the ecology, behavior, conservation, evolution, form and function of whales, dolphins, seals, sea lions, manatees, dugongs, otters and polar bears. This edition provides new content on anthropogenic concerns, latest information on emerging threats such as ocean noise, and impacts of climate change. With authors and editors who are world experts, this new edition is a critical resource for all who are interested in marine mammals, especially upper level undergraduate and graduate students, researchers, and managers, and is a top reference for those in related fields, from oceanographers to environmental scientists.

CRC Handbook of Marine Mammal Medicine (Hardcover, 3rd edition): Leslie A. Dierauf, Karyl L. Whitman, Frances M. D. Gulland CRC Handbook of Marine Mammal Medicine (Hardcover, 3rd edition)
Leslie A. Dierauf, Karyl L. Whitman, Frances M. D. Gulland
R7,280 Discovery Miles 72 800 Ships in 9 - 15 working days

AAP Prose Award Finalist 2018/19 For three decades, this book has been acknowledged as the most respected scientific reference specifically devoted to marine mammal medicine and health. Written by approximately 100 contributors who are recognized globally as leaders in their respective fields, the CRC Handbook of Marine Mammal Medicine, Third Edition continues to serve as the essential guide for all practitioners involved with marine mammals including veterinarians, technicians, biological researchers, students, managers, keepers, curators, and trainers. The 45 chapters provide essential information for the practitioner on pathology, infectious diseases, medical treatment, anesthesia, surgery, husbandry, health assessment, species-specific medicine, medically pertinent anatomy and physiology, and global health concerns such as strandings, oil spills, and entanglements of marine mammals. Covers all aspects of marine mammal veterinary practice Written by internationally acknowledged experts Adds new chapters on Ophthalmology, Dentistry, Ethics, Oil Spill Response, Health Assessments, Whale Entanglement Response, Dive Response, and Biotoxins Richly illustrated in color throughout the new edition including updated anatomical drawings and extensive photographs of ocular lesions Provides guidance to websites that regularly present updated information and images pertinent to current marine mammal medicine such as imaging and stranding network contacts Discusses ethics and animal welfare. The book guides the reader through the veterinary care of cetaceans, pinnipeds, manatees, sea otters, and polar bears. In addition to summaries of current knowledge, chapters provide information on those digital resources and websites which present the latest information as it emerges in the field. The CRC Handbook of Marine Mammal Medicine, Third Edition gives a call to action for scientists to experiment with new endeavors to engage and inspire current and future generations to care for marine mammals and the marine environment, and work together to find solutions. As the most trusted reference for marine mammal conservation medicine and for marine mammal medical facilities around the world, this book needs to be in your library.

Stories From the Deep - Reflections on a Life Exploring Ireland's North Atlantic Waters (Hardcover): Ken O'sullivan Stories From the Deep - Reflections on a Life Exploring Ireland's North Atlantic Waters (Hardcover)
Ken O'sullivan
R545 R497 Discovery Miles 4 970 Save R48 (9%) Ships in 9 - 15 working days

Spun from the author's first-hand experience as an underwater cameraman and filmmaker, from memory, natural history and the culture of Ireland's coastal communities, Stories from the Deep is a profound and lyrical exploration of Ireland's ocean waters through narrative and poetry. From encounters with its rarest and most striking fauna, like the blue whale and basking shark, to the broader considerations of its impact on language, on history, and our shared sense of place, this genre-defying work is an eloquent and urgent tribute to the enduring beauty of our natural heritage. "Daring and bold, and with a sixth sense for wild spectacular beauty, Ken O'Sullivan has captured images and scenes which have in turn captivated audiences in homes throughout Ireland and much further afield." Paddy Kehoe, RTE

Whales and Dolphins - Cognition, Culture, Conservation and Human Perceptions (Paperback): Philippa Brakes, Mark Peter Simmonds Whales and Dolphins - Cognition, Culture, Conservation and Human Perceptions (Paperback)
Philippa Brakes, Mark Peter Simmonds
R1,465 Discovery Miles 14 650 Ships in 12 - 17 working days

Whales and dolphins are icons for the conservation movement. They are the most conspicuous ambassadors for entire marine ecosystems and possibly even for the biosphere as a whole. Concurrent with our realisation of impending threats to their environment is a growing scientific understanding of the social and cognitive complexity of many of these species. This book brings together experts in the relevant diverse fields of cetacean research, to provide authoritative descriptions of our current knowledge of the complex behaviour and social organization of whales and dolphins. The authors consider this new information in the context of how different human cultures from around the world view cetaceans and their protection, including attitudes to whaling. They show how new information on issues such as cetacean intelligence, culture and the ability to suffer, warrants a significant shift in global perceptions of this group of animals and how these changes might be facilitated to improve conservation and welfare approaches.

Europe's Sea Mammals Including the Azores, Madeira, the Canary Islands and Cape Verde - A field guide to the whales,... Europe's Sea Mammals Including the Azores, Madeira, the Canary Islands and Cape Verde - A field guide to the whales, dolphins, porpoises and seals (Paperback)
Robert Still, Hugh Harrop, Luis Dias, Tim Stenton
R682 R627 Discovery Miles 6 270 Save R55 (8%) Ships in 12 - 17 working days

A state-of-the-art photographic identification guide to Europe's whales, dolphins, porpoises and seals This cutting-edge photographic identification guide to Europe's sea mammals-the only such guide of its kind-covers the 39 species of whales, dolphins and porpoises and 9 species of seals found in the region, which spans the eastern Atlantic from Iceland to Macaronesia, and the Mediterranean, Caspian and Baltic seas. Written and illustrated by a team of professional tour guides with extensive experience presenting the region's sea mammals, the guide features more than 180 color photographs, maps and graphics, highlights key identification features and includes information on the range, ecology, behaviour and conservation status of each species. Produced with the marine conservation charity ORCA, the book presents mapping data from a decade of surveys, which shows both current distribution and changes over time. Europe's Sea Mammals is an essential companion for whale watchers and anyone else who is interested in this enigmatic group of mammals. The only photographic guide dedicated to this popular whale-watching region Features more than 180 color photos, maps and graphics Highlights key identification features and provides essential information on the range, ecology, behaviour and conservation status of each species

Marine Mammals - Biology and Conservation (Paperback, Softcover reprint of the original 1st ed. 2001): Peter G.H. Evans, Juan... Marine Mammals - Biology and Conservation (Paperback, Softcover reprint of the original 1st ed. 2001)
Peter G.H. Evans, Juan Antonio Raga
R3,073 Discovery Miles 30 730 Ships in 10 - 15 working days

Interest in marine mammals has increased dramatically in the last few decades, as evidenced by the number of books, scientific papers, and conferences devoted to these animals. Nowadays, a conference on marine mammals can attract between one and two thousand scientists from around the world. This upsurge of interest has resulted in a body of knowledge which, in many cases, has identified major conservation problems facing particular species. At the same time, this knowledge and the associated activities of environmental organisations have served to introduce marine mammals to a receptive public, to the extent that they are now perceived by many as the living icons of biodiversity conservation. Much of the impetus for the current interest in marine mammal conservation comes from "Save the Whale" campaigns started in the 1960s by environmental groups around the world, in response to declining whale populations after over-exploitation by humans. This public pressure led to an international moratorium on whaling recommended in 1972 by the United Nations Conference on the Human Environment in Stockholm, Sweden, and eventually adopted by the International Whaling Commission ten years later. This moratorium largely holds sway to this day, and further protective measures have included the delimitation of extensive areas of the Indian Ocean (1979) and Southern Ocean (1994) as whale sanctuaries.

Embryology of Dolphins - Staging and Ageing of Embryos and Fetuses of Some Cetaceans (Paperback, Softcover reprint of the... Embryology of Dolphins - Staging and Ageing of Embryos and Fetuses of Some Cetaceans (Paperback, Softcover reprint of the original 1st ed. 2000)
Oldrich Sterba, Milan Klima, Bernd Schildger
R3,024 Discovery Miles 30 240 Ships in 10 - 15 working days

The rapid development of molecular biology and genetics has led to renewed interest in embryology, comparative embryology, and studies of the relations between ontogeny and phylogeny. In fact, genes have been identified which are involved in the formation of shapes and structures, and it is becoming apparent that their primary morphological expressions are conspicuously similar in different species. The primarily identical shapes do not become diversified until advanced individualization of embryos, and it is here that it is possible to employ the knowledge of comparative embryology, the branch of science engaged in the study of the development and differentiation of tridimensional structures in different animal groups. However, comparative embryology has been neglected during the past decades, as its development has appeared to have been completed. In our opinion, the decreased interest in comparative embryology has been caused by the fact that often the time factor was not or could not be respected. In fact, in the case of embryos of wild animals even their ontogenetic age and sometimes the duration of intrauterine development are unknown.

How to Speak Whale - A Voyage into the Future of Animal Communication (Paperback): Tom Mustill How to Speak Whale - A Voyage into the Future of Animal Communication (Paperback)
Tom Mustill
R519 R431 Discovery Miles 4 310 Save R88 (17%) Ships in 12 - 17 working days

'A must-read' New Scientist 'Fascinating' Greta Thunberg 'Enthralling' George Monbiot 'Brilliant' Philip Hoare A thrilling investigation into the pioneering world of animal communication, where big data and artificial intelligence are changing our relationship with animals forever In 2015, wildlife filmmaker Tom Mustill was whale watching when a humpback breached onto his kayak and nearly killed him. After a video clip of the event went viral, Tom found himself inundated with theories about what happened. He became obsessed with trying to find out what the whale had been thinking and sometimes wished he could just ask it. In the process of making a film about his experience, he discovered that might not be such a crazy idea. This is a story about the pioneers in a new age of discovery, whose cutting-edge developments in natural science and technology are taking us to the brink of decoding animal communication - and whales, with their giant mammalian brains and sophisticated vocalisations, offer one of the most realistic opportunities for us to do so. Using 'underwater ears,' robotic fish, big data and machine intelligence, leading scientists and tech-entrepreneurs across the world are working to turn the fantasy of Dr Dolittle into a reality, upending much of what we know about these mysterious creatures. But what would it mean if we were to make contact? And with climate change threatening ever more species with extinction, would doing so alter our approach to the natural world? Enormously original and hugely entertaining, How to Speak Whale is an unforgettable look at how close we truly are to communicating with another species - and how doing so might change our world beyond recognition.

Antarctic Seals - Research Methods and Techniques (Hardcover): R.M. Laws Antarctic Seals - Research Methods and Techniques (Hardcover)
R.M. Laws
R3,747 Discovery Miles 37 470 Ships in 12 - 17 working days

Despite its remote and seemingly rigorous environment, the Antarctic is the world's most important habitat for seals, currently supporting more seals than all other parts of the world combined. As various national Antarctic programmes were established to study these animals, the need to standardize techniques became apparent. This book, arising from work by the Scientific Committee on Antarctic Research (Group of Specialists on Seals), gives a detailed account of well-tried and, where possible, agreed methodologies, techniques, procedures and rationale for the collection and initial analysis of data on the biology and population ecology of Antarctic seals. This volume will not only help facilitate comparisons between different regions of Antarctica, but will also provide a guide for those studying seals in other parts of the world and those carrying out research on other large mammal species.

Marine Mammal Physiology - Requisites for Ocean Living (Hardcover): Michael A. Castellini, Jo-Ann Mellish Marine Mammal Physiology - Requisites for Ocean Living (Hardcover)
Michael A. Castellini, Jo-Ann Mellish
R3,673 Discovery Miles 36 730 Ships in 12 - 17 working days

Suppose you were designing a marine mammal. What would you need to think about to allow it to live in the ocean? How would you keep it warm? What would you design to allow it to dive for very long periods to extreme depths? Where would it find water to drink? How would you minimize the cost of swimming, and how would it find its prey in the deep and dark? These questions and more are examined in detail throughout this book. Marine Mammal Physiology: Requisites for Ocean Living is the first textbook focused on how marine mammals live in the sea from a physiological point of view. It explores the essential aspects of what makes a marine mammal different from terrestrial mammals, beyond just their environment. Unlike many publications and books that cover these species from almost all perspectives, this textbook takes a step back to focus on the physiological and biochemical characteristics that have allowed these mammals as a group to exploit effectively the marine environment that is so hostile to humans. The chapter topics are grouped into major themes: diving and locomotion, nutrition and energetics, reproduction, sensory systems, and environmental interactions. Each chapter is arranged around a common perspective and theme: the big picture challenge and summary and what is known specifically by order. To aid you even further, the authors include a "Toolbox" section in each chapter where they discuss the newest methods for understanding and working on the physiology of marine mammals.

National Audubon Society Guide to Marine Mammals of the World (Hardcover, 1st ed): National Audubon Society National Audubon Society Guide to Marine Mammals of the World (Hardcover, 1st ed)
National Audubon Society; Illustrated by Pieter Folkens
R1,165 R1,014 Discovery Miles 10 140 Save R151 (13%) Ships in 10 - 15 working days

The National Audubon Society Guide to Marine Mammals of the World describes in fascinating detail all 120 species of the world's whales, dolphins, porpoises, seals and sea lions, manatees, Marine and Sea Otters, and the Polar Bear. Written by a team of experts and featuring more than 320 illustrations, 418 photographs, and 123 maps, this new guide offers more authoritative, up-to-date, and accessible information than any book previously published on the subject.

Organized by the four major groups of marine mammals—marine fissipeds, pinnipeds, cetaceans, and sirenians—the species descriptions include:

Full-color paintings, some depicting males and females, juveniles, subspecies, or special features. Color photographs showing appearance in the wild and illustrating typical behaviors. Life history data, including length and weight at various life stages, and life span. Range and habitat text and a full-color range map based on the most current information. Facts about social organization, surface behaviors, swimming, and diving. Information on mating behavior, breeding, and the rearing of young. Details about food items and foraging techniques. Estimates of population in the wild, plus current and historic threats.

A general introduction outlines the evolution and taxonomy of marine mammals, distribution, migration, watching guidelines, identification techniques, organizations and laws that protect marine mammals, and more.

Introductions to groups include comparative size illustrations, discussion of behaviors particular to the group, and other unique features.

A useful illustrated glossary of terms and an index of species names complete the guide.

Exquisitely detailed illustrations, stunning photographs, and clearly written text combine to make this an indispensible reference source for marine mammal watchers and anyone interested in the natural world.

Whales and Dolphins - Cognition, Culture, Conservation and Human Perceptions (Hardcover): Philippa Brakes, Mark Peter Simmonds Whales and Dolphins - Cognition, Culture, Conservation and Human Perceptions (Hardcover)
Philippa Brakes, Mark Peter Simmonds
R4,731 Discovery Miles 47 310 Ships in 12 - 17 working days

Whales and dolphins are icons for the conservation movement. They are the most conspicuous ambassadors for entire marine ecosystems and possibly even for the biosphere as a whole. Concurrent with our realisation of impending threats to their environment is a growing scientific understanding of the social and cognitive complexity of many of these species. This book brings together experts in the relevant diverse fields of cetacean research, to provide authoritative descriptions of our current knowledge of the complex behaviour and social organization of whales and dolphins. The authors consider this new information in the context of how different human cultures from around the world view cetaceans and their protection, including attitudes to whaling. They show how new information on issues such as cetacean intelligence, culture and the ability to suffer, warrants a significant shift in global perceptions of this group of animals and how these changes might be facilitated to improve conservation and welfare approaches.

Across Species and Cultures - Whales, Humans, and Pacific Worlds (Paperback): Ryan Tucker Jones, Angela Wanhalla Across Species and Cultures - Whales, Humans, and Pacific Worlds (Paperback)
Ryan Tucker Jones, Angela Wanhalla; Akamine Jun, Jakobina Arch, Jonathan Clapperton, …
R915 R803 Discovery Miles 8 030 Save R112 (12%) Ships in 12 - 17 working days

More than any other locale, the Pacific Ocean has been the meeting place between humans and whales. From Indigenous Pacific peoples who built lives and cosmologies around whales, to Euro-American whalers who descended upon the Pacific during the nineteenth century, and to the new forms of human-cetacean partnerships that have emerged from the late twentieth century, the relationship between these two species has been central to the ocean’s history. Across Species and Cultures: Whales, Humans, and Pacific Worlds offers for the first time a critical, wide-ranging geographical and temporal look at the varieties of whale histories in the Pacific. The essay contributors, hailing from around the Pacific, present a wealth of fascinating stories while breaking new methodological ground in environmental history, women’s history, animal studies, and Indigenous ontologies. In the process they reveal previously hidden aspects of the story of Pacific whaling, including the contributions of Indigenous people to capitalist whaling, the industry’s exceptionally far-reaching spread, and its overlooked second life as a global, industrial slaughter in the twentieth century. While pointing to striking continuities in whaling histories around the Pacific, Across Species and Cultures also reveals deep tensions: between environmentalists and Indigenous peoples, between ideas and realities, and between the North and South Pacific. The book delves in unprecedented ways into the lives and histories of whales themselves. Despite the worst ravages of commercial and industrial whaling, whales survived two centuries of mass killing in the Pacific. Their perseverance continues to nourish many human communities around and in the Pacific Ocean where they are hunted as commodities, regarded as signs of wealth and power, act as providers and protectors, but are also ancestors, providing a bridge between human and nonhuman worlds.

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