Bøger af Mark O'Shea

An "illustrated guide to the incredible diversity of snakes around the world. Snakes are found on every continent except Antarctica and have evolved to occupy a vast range of habitats, from mountains to oceans and deserts to rain forests. Snakes of the World explores their extraordinary diversity, with an in-depth introduction covering anatomy, behavior, habitats, reproduction, conservation, and other essential topics. This expert guide also includes profiles of some of the approximately 4,000 species of snakes, featuring examples from every family and subfamily. Each family profile highlights the remarkable appearance, characteristics, and lifestyle of notable snake species. Covering how snakes use venom or constriction to subdue their prey, how a snake's appearance can aid camouflage or boast of its killing capacity, and how habitat destruction is jeopardizing the future of many species, Snakes of the World is an invaluable guide to these fascinating reptiles."--Back cover.

With more than 7,600 known species, frogs exhibit an extraordinary range of forms and behaviors, from those that produce toxins so deadly that they could kill a human many times over to those that can survive being frozen in ice. Frogs of the World is an essential guide to this astonishingly diverse group of animals. An in-depth introduction covers everything from the origins and evolution of frogs to their life cycles and defense strategies. Beautiful illustrations accompany profiles of species from each family, shedding invaluable light on the enormous range of appearance, habitats, and behavior of these marvelous creatures.

Lizards of the World reveals the extraordinary diversity of these creatures, profiling more than 100 lizard families with fascinating commentary and stunning photography.

The most comprehensive and easy-to-use pocket guide to the reptiles and amphibians of the world, with beautiful color photographs and authoritative text from an expert herpetologist and a biology professor specializing in amphibians. Packed with over 600 color photographs of more than 400 species, this handbook is designed to enable you to recognize each species quickly and easily. World-renowned herpetologist Mark O'Shea, best known for his Animal Planet/Discovery Channel show O'Shea's Big Adventure, teams up with Tim Halliday, former biology professor at the Open University and one of the world's leading authorities on amphibians, to write expert-level entries highlighting the chief characteristics and distinguishing features of each species, accompanied by crisp, detailed photos. A comprehensive introduction describes the anatomy, lifecycle, and behavior of the major groups of reptiles and amphibians, while the initial steps of identification are facilitated by a clear visual key. Whether you're spotting animals in the field or browsing the fascinating world of wildlife from the comfort of your home, this Dorling Kindersley guidebook is a great resource for any nature-lover.

Describes the anatomies of venomous snakes, along with their diversity and distribution. This title looks at the various types of snake venom and the ways that each type attacks the body. From bamboo pitvipers to deep-diving seasnakes, and from adders and asps to terciopelos and the massasaugas, it examines these enthralling creatures.

Takes us on a tour of the world of boas, pythons, and basal snakes - from primitive blindsnakes to the mighty anaconda. In more than one hundred detailed species accounts, this title examines snakes as different as the cryptically patterned Madagascan Ground Boa and Australasia's beautiful Green Tree Python.