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Informationen zum Autor Olaus Johan Murie (1889-1963), was known as the "father of modern elk management." As a naturalist, author, and wildlife biologist, he did groundbreaking field research on a variety of large northern mammals. Dr. Mark Elbroch is author and coauthor of several guides to natural history. He is currently the Science Director of Panthera’s Jaguar and Puma Programs. He earned his doctoral degree while leading cougar projects in Southern Chile and the United States. ROGER TORY PETERSON, one of the world’s greatest naturalists, received every major award for ornithology, natural science, and conservation as well as numerous honorary degrees, medals, and citations, including the Presidential Medal of Freedom. The Peterson Identification System has been called the greatest invention since binoculars. Klappentext Roger Tory Peterson's unique identification system explains exactly what features to look for to tell one species from another. In each Peterson Field Guide, an author with expertise in the subject and an experienced artist work closely with the editors to ensure that both text and illustrations are accurate. This edition includes 100 color photographs of tracks and signs, more than 1,000 line drawings, and nomenclature for all the mammals of North America. The text includes descriptions of habits, habitats, tracks, signs, and ranges, and is filled with wonderful natural history stories. Olaus J. Murie, one of America's leading mammalogists, has completed fieldwork throughout the United States and Canada, from Labrador to the Aleutian Islands, with special concentration in the Northwest. He wrote The Elk of North America and many articles on natural history. Mark Elbroch is the author of several tracking guides,including two award-winning books, Mammal Tracks and Sign: A Guide to North American Species and, with Eleanor Marks, Bird Tracks and Sign: A Guide to North American Species. He has contributed to numerous North American research projects, from monitoring bears to capturing cougars to inventorying carnivores in dry tropical forests. Zusammenfassung Roger Tory Peterson's unique identification system explains exactly what features to look for to tell one species from another. In each Peterson Field Guide, an author with expertise in the subject and an experienced artist work closely with the editors to ensure that both text and illustrations are accurate. This edition includes 100 color photographs of tracks and signs, more than 1,000 line drawings, and nomenclature for all the mammals of North America. The text includes descriptions of habits, habitats, tracks, signs, and ranges, and is filled with wonderful natural history stories. Olaus J. Murie, one of America's leading mammalogists, has completed fieldwork throughout the United States and Canada, from Labrador to the Aleutian Islands, with special concentration in the Northwest. He wrote The Elk of North America and many articles on natural history. Mark Elbroch is the author of several tracking guides,including two award-winning books, Mammal Tracks and Sign: A Guide to North American Species and, with Eleanor Marks, Bird Tracks and Sign: A Guide to North American Species . He has contributed to numerous North American research projects, from monitoring bears to capturing cougars to inventorying carnivores in dry tropical forests. ...
