Jeffrey V. Wells, "Birder's Conservation Handbook: 100 North American Birds at Risk"
2007 | ISBN: 0226520544, 0691123233 | 464 pages | PDF | 15,9 MB
Conservation of avian species is high on the priority list of many birders. Authored by a former National Bird Conservation director for the National Audubon Society, Birder's Conservation Handbook is a unique guide to 100 of the most at-risk North American species. Written at a level accessible to the layperson, the species accounts were reviewed by 50 experts from many institutions. Introductory essays on topics such as birds as environmental indicators and conservation issues affecting birds offer background material. The taxonomically arranged entries, several pages in length, follow a standard format.
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