Download The Rhinoceros and the Megatherium. An Essay in Natural by Juan Pimentel, Peter Mason PDF

By Juan Pimentel, Peter Mason

One animal left India in 1515, caged within the carry of a Portuguese send, and sailed round Africa to Lisbon—the first of its species to work out Europe for greater than one thousand years. the opposite crossed the Atlantic from South the USA to Madrid in 1789, its large fossilized bones packed in crates, its species unknown. How did Europeans 3 centuries aside reply to those mysterious beasts—a rhinoceros, recognized simply from historical texts, and a anonymous monster? As Juan Pimentel explains, the reactions mirror deep highbrow adjustments but in addition the long-lasting strength of photograph and mind's eye to form our figuring out of the usual world.

We comprehend the rhinoceros this day as “Dürer’s Rhinoceros,” after the German artist’s iconic woodcut. His portrait was once inaccurate—Dürer by no means observed the beast and trusted conjecture, aided via a comic strip from Lisbon. however the impact of his remarkable paintings mirrored a gentle movement clear of historic authority to the dissemination in print of latest principles and pictures. by the point the megatherium arrived in Spain, that stream had remodeled technological know-how. whilst released drawings came upon their approach to Paris, the nice zoologist Georges Cuvier safely deduced that the large bones should have belonged to an extinct titanic sloth. It used to be a pivotal second within the discovery of the prehistoric world.

The Rhinoceros and the Megatherium deals a penetrating account of 2 impressive episodes within the cultural background of technological know-how and is itself a shiny instance of the medical mind's eye at paintings.

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Download Biological Materials of Marine Origin: Invertebrates by Hermann Ehrlich PDF

By Hermann Ehrlich

This can be the second one monograph by way of the writer on organic fabrics of marine starting place. The preliminary publication is devoted to the organic fabrics of marine invertebrates. This paintings is a resource of contemporary wisdom on biomineralization, biomimetics and fabrics technological know-how with admire to marine vertebrates. For the 1st time in medical literature the writer offers the main coherent research of the character, beginning and evolution of biocomposites and biopolymers remoted from and saw within the extensive number of marine vertebrate organisms (fish, reptilian, birds and mammals) and inside their exact hierarchically geared up structural formations. there's a wealth of latest and newly synthesized details, together with dozens of formerly unpublished photos of exact marine creatures together with extinct, extant and residing taxa and their biocomposite-based constructions from nano- to micro – and macroscale. This monograph reports the main correct advances within the marine organic fabrics study box, mentioning a number of methods being brought and explored via specific sleek laboratories.

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Download The Yellowstone Wolf: A Guide and Sourcebook by Paul Schullery PDF

By Paul Schullery

All royalties from revenues of this e-book visit Yellowstone’s wolf restoration projectFew animals motivate any such mix of worry, interest, and sweetness because the wolf. very hot yet frequently misunderstood, the wolf has as many neighbors as enemies, and its reintroduction into Yellowstone nationwide Park has sparked either fascination and controversy.Early in Yellowstone’s historical past, wolves have been concept supernaturally evil, and rankings have been destroyed. Northern Rocky Mountain wolves have been local to Yellowstone whilst the park used to be proven in 1872, yet “predator keep watch over” ended in decided eradication, and by way of the Nineteen Forties they have been long gone. Amid a lot fanfare, although, wolves have been reintroduced to at least one of the nation’s oldest nationwide parks within the 1990s.This entire reference records the prehistory, administration, and nature of the Yellowstone wolf. Historian-naturalist Paul Schullery has assembled the voices of explorers, naturalists, park officers, travelers, lawmakers, and smooth researchers to inform the tale of what could be the most famed wolf inhabitants on the planet. This specified ebook contains a variety of medical experiences of curiosity to wolf fans and students of western natural world matters, conservation, and nationwide parks. In a brand new afterword, Schullery discusses contemporary advancements within the restoration undertaking.

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Download Diving Physiology of Marine Mammals and Seabirds by Paul J. Ponganis PDF

By Paul J. Ponganis

Analysing the physiological variations of marine mammals and seabirds, this e-book offers a accomplished assessment of what permits those species to beat the demanding situations of diving to intensity on a unmarried breath of air. via comparative reports of texts on diving body structure and behavior from the final seventy-five years, Ponganis combines this examine into one succinct quantity. Investigating the diving functionality of marine mammals and seabirds, this booklet illustrates how physiological procedures to severe hypoxia and strain are suitable to the development of our figuring out of simple mobile procedures and human pathologies. This e-book underscores the biomedical and ecological relevance of the anatomical, physiological and molecular/biophysical diversifications of those animals to allow additional learn during this region. an enormous source for college kids and researchers, this article not just presents a necessary review of modern study within the box, yet will stimulate additional examine into the behaviour and body structure of diving.

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Download The Hippos: Natural History and Conservation (A Volume in by S. Keith Eltringham PDF

By S. Keith Eltringham

Hippos are strange in being surely amphibious and this has a basic influence on their body structure and lifestyle. Following a common advent, there's a distinctive description of hippo anatomy and body structure, together with many desirable and little identified evidence approximately their pores and skin constitution and body structure. The complicated query of hippo belly anatomy, and its impression on their vitamin and foodstuff, is significantly reviewed. Hippos have a four-chambered belly just like ruminants even though, in contrast to them, they don't chunk the cud. as a result they can be known as "pseudoruminants". The fossil historical past of hippos is then thought of and the lately claimed dating with whales is tested. next chapters are dedicated to their social biology and ecology, together with descriptions in their breeding and feeding ecology. a number of striking cases of carnivory, together with an example of cannibalism, are defined. A bankruptcy on ailments and parasites additionally discusses the kin among hippos and different species, together with crocodiles, to which they seem like dominant. A attention of the hippo's relationships with its human neighbours and the customers for its long term conservation offers a big view of present conservation matters. The booklet closes with 3 chapters dedicated to the result of the author's contemporary survey at the distribution and abundance of the typical hippo all through Africa. this can be the 1st such estimate to were made on a continent-wide foundation and the whole inhabitants of approximately 170,000 was once quite a bit smaller than many folks had anticipated, that it ended in the typical hippo being given specified defense less than the CITES conference. Key beneficial properties* the 1st whole paintings on either species of hippo, the river hippo and the pygmy hippo* a lot of its information is drawn from the author's stories whereas finishing the IUCN Hippo Plan all through Africa and in Uganda specifically* All facets of hippo biology are coated* there was no prior intensive research of the ecology and behavior of those mammals ahead of

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