End of the Megafauna: The Fate of the World's Hugest, Fiercest, and Strangest Animals

End of the Megafauna: The Fate of the World's Hugest, Fiercest, and Strangest Animals PDF Author: Ross D E MacPhee
Publisher: W. W. Norton & Company
ISBN: 0393249301
Category : Science
Languages : en
Pages : 386

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Book Description
The fascinating lives and puzzling demise of some of the largest animals on earth. Until a few thousand years ago, creatures that could have been from a sci-fi thriller—including gorilla-sized lemurs, 500-pound birds, and crocodiles that weighed a ton or more—roamed the earth. These great beasts, or “megafauna,” lived on every habitable continent and on many islands. With a handful of exceptions, all are now gone. What caused the disappearance of these prehistoric behemoths? No one event can be pinpointed as a specific cause, but several factors may have played a role. Paleomammalogist Ross D. E. MacPhee explores them all, examining the leading extinction theories, weighing the evidence, and presenting his own conclusions. He shows how theories of human overhunting and catastrophic climate change fail to account for critical features of these extinctions, and how new thinking is needed to elucidate these mysterious losses. Along the way, we learn how time is determined in earth history; how DNA is used to explain the genomics and phylogenetic history of megafauna—and how synthetic biology and genetic engineering may be able to reintroduce these giants of the past. Until then, gorgeous four-color illustrations by Peter Schouten re-create these megabeasts here in vivid detail.

End of the Megafauna: The Fate of the World's Hugest, Fiercest, and Strangest Animals

End of the Megafauna: The Fate of the World's Hugest, Fiercest, and Strangest Animals PDF Author: Ross D E MacPhee
Publisher: W. W. Norton & Company
ISBN: 0393249301
Category : Science
Languages : en
Pages : 386

Get Book Here

Book Description
The fascinating lives and puzzling demise of some of the largest animals on earth. Until a few thousand years ago, creatures that could have been from a sci-fi thriller—including gorilla-sized lemurs, 500-pound birds, and crocodiles that weighed a ton or more—roamed the earth. These great beasts, or “megafauna,” lived on every habitable continent and on many islands. With a handful of exceptions, all are now gone. What caused the disappearance of these prehistoric behemoths? No one event can be pinpointed as a specific cause, but several factors may have played a role. Paleomammalogist Ross D. E. MacPhee explores them all, examining the leading extinction theories, weighing the evidence, and presenting his own conclusions. He shows how theories of human overhunting and catastrophic climate change fail to account for critical features of these extinctions, and how new thinking is needed to elucidate these mysterious losses. Along the way, we learn how time is determined in earth history; how DNA is used to explain the genomics and phylogenetic history of megafauna—and how synthetic biology and genetic engineering may be able to reintroduce these giants of the past. Until then, gorgeous four-color illustrations by Peter Schouten re-create these megabeasts here in vivid detail.

Megafauna

Megafauna PDF Author: Richard A. Fariña
Publisher: Indiana University Press
ISBN: 0253007194
Category : Science
Languages : en
Pages : 458

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Book Description
“An enjoyable read that provides a substantial amount of detail on the biology, ecology, and distribution of these fantastic animals . . . Highly recommended.” —Choice More than 10,000 years ago spectacularly large mammals roamed the pampas and jungles of South America. This book tells the story of these great beasts during and just after the Pleistocene, the geological epoch marked by the great ice ages. Megafauna describes the history and way of life of these animals, their comings and goings, and what befell them at the beginning of the modern era and the arrival of humans. It places these giants within the context of the other mammals then alive, describing their paleobiology—how they walked; how much they weighed; their diets, behavior, biomechanics; and the interactions among them and with their environment. It also tells the stories of the scientists who contributed to our discovery and knowledge of these transcendent creatures and the environment they inhabited. The episode known as the Great American Biotic Interchange, perhaps the most important of all natural history “experiments,” is also an important theme of the book, tracing the biotic events of both North and South America that led to the fauna and the ecosystems discussed in this book. “Collectively, this book brings attention to the discovery and natural history of ancient beasts in South America while providing a broader temporal and geographic background that allows readers to understand their evolution and potential immigration to South America.” —Quarterly Review of Biology “An excellent volume . . . This book is likely to facilitate progress in the understanding of fossil mammals from the Americas.” —Priscum

American Megafaunal Extinctions at the End of the Pleistocene

American Megafaunal Extinctions at the End of the Pleistocene PDF Author: Gary Haynes
Publisher: Springer
ISBN: 9789048179893
Category : Science
Languages : en
Pages : 0

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Book Description
The volume contains summaries of facts, theories, and unsolved problems pertaining to the unexplained extinction of dozens of genera of mostly large terrestrial mammals, which occurred ca. 13,000 calendar years ago in North America and about 1,000 years later in South America. Another equally mysterious wave of extinctions affected large Caribbean islands around 5,000 years ago. The coupling of these extinctions with the earliest appearance of human beings has led to the suggestion that foraging humans are to blame, although major climatic shifts were also taking place in the Americas during some of the extinctions. The last published volume with similar (but not identical) themes -- Extinctions in Near Time -- appeared in 1999; since then a great deal of innovative, exciting new research has been done but has not yet been compiled and summarized. Different chapters in this volume provide in-depth resumés of the chronology of the extinctions in North and South America, the possible insights into animal ecology provided by studies of stable isotopes and anatomical/physiological characteristics such as growth increments in mammoth and mastodont tusks, the clues from taphonomic research about large-mammal biology, the applications of dating methods to the extinctions debate, and archeological controversies concerning human hunting of large mammals.

Vanished Giants

Vanished Giants PDF Author: Anthony J. Stuart
Publisher: University of Chicago Press
ISBN: 022643298X
Category : Science
Languages : en
Pages : 317

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Book Description
Featuring numerous illustrations, this book explores the many lessons to be learned from Pleistocene megafauna, including the role of humans in their extinction, their disappearance at the start of the Sixth Extinction, and what they might teach us about contemporary conservation crises. Long after the extinction of dinosaurs, when humans were still in the Stone Age, woolly rhinos, mammoths, mastodons, sabertooth cats, giant ground sloths, and many other spectacular large animals that are no longer with us roamed the Earth. These animals are regarded as “Pleistocene megafauna,” named for the geological era in which they lived—also known as the Ice Age. In Vanished Giants: The Lost World of the Ice Age, paleontologist Anthony J. Stuart explores the lives and environments of these animals, moving between six continents and several key islands. Stuart examines the animals themselves via what we’ve learned from fossil remains, and he describes the landscapes, climates, vegetation, ecological interactions, and other aspects of the animals’ existence. Illustrated throughout, Vanished Giants also offers a picture of the world as it was tens of thousands of years ago when these giants still existed. Unlike the case of the dinosaurs, there was no asteroid strike to blame for the end of their world. Instead, it appears that the giants of the Ice Age were driven to extinction by climate change, human activities—especially hunting—or both. Drawing on the latest evidence provided by radiocarbon dating, Stuart discusses these possibilities. The extinction of Ice Age megafauna can be seen as the beginning of the so-called Sixth Extinction, which is happening right now. This has important implications for understanding the likely fate of present-day animals in the face of contemporary climate change and vastly increasing human populations.

Gorgon

Gorgon PDF Author: Peter Douglas Ward
Publisher: Penguin (Non-Classics)
ISBN: 9780143034711
Category : Science
Languages : en
Pages : 300

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Book Description
Based on more than a decade's research in South Africa's Karoo Desert, this remarkable journey of discovery and real-life adventure deep into Earth's history is offered by a renowned scientist. Photo insert.

Ice Age Mammals of North America

Ice Age Mammals of North America PDF Author: Ian M. Lange
Publisher: Mountain Press
ISBN: 9780878426805
Category : Science
Languages : en
Pages : 0

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Book Description
Lange untangles the complex evolutionary lineages of mammal families, including the gomphotheres, elephant-like creatures that coexisted with humans at the end of the Pleistocene. You�ll learn about the geologic events that led to the ice ages, along with possible causes for the mass extinctions of so many species.

A Gap in Nature

A Gap in Nature PDF Author: Tim Fridtjof Flannery
Publisher: Atlantic Monthly Press
ISBN: 9780871137975
Category : Nature
Languages : en
Pages : 212

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Book Description
A short description of the extinct animal along with a color drawing.

Prehistoric Mammals

Prehistoric Mammals PDF Author: Alan Turner
Publisher: National Geographic Kids
ISBN: 9780792264415
Category :
Languages : en
Pages : 192

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Book Description


Twilight of the Mammoths

Twilight of the Mammoths PDF Author: Paul S. Martin
Publisher: Univ of California Press
ISBN: 0520252438
Category : Nature
Languages : en
Pages : 276

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Book Description
"Paul S. Martin's innovative ideas on late quaternary extinctions and wildlife restoration have fueled one of science's most stimulating recent debates. He expounds them vividly here, and defends them eloquently. A must-read."—David Rains Wallace, author of Beasts of Eden "This is a marvelous read, by a giant in American prehistory, about one of the greatest mysteries in the earth sciences."—Tim Flannery, author of The Eternal Frontier "Whether or not you agree with Paul Martin, he has shaped how we think about our Pleistocene ancestors and their role in transforming this planet."—Ross D. E. MacPhee, Curator of Mammalogy, American Museum of Natural History

Mammoth

Mammoth PDF Author: Chris Flynn
Publisher: Univ. of Queensland Press
ISBN: 0702263931
Category : Fiction
Languages : en
Pages : 245

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Book Description
The original, unforgettable and thought-provoking new novel by award-winning author Chris Flynn that will change how readers understand the world. Narrated by a 13,000-year-old extinct mammoth, this is the (mostly) true story of how a collection of prehistoric creatures came to be on sale at a natural history auction in New York in 2007. By tracing how and when these fossils were unearthed, Mammoth leads us on a funny and fascinating journey from the Pleistocene epoch to nineteenth-century America and beyond, revealing how ideas about science and religion have shaped our world. With our planet on the brink of calamitous climate change, Mammoth scrutinises humanity's role in the destruction of the natural world while also offering a message of hope.