Bird Tracks and Sign: A Guide to North American Species. Mark Elbroch

Bird Tracks and Sign: A Guide to North American Species



Download Bird Tracks and Sign: A Guide to North American Species



Bird Tracks and Sign: A Guide to North American Species Mark Elbroch ebook
Publisher: Stackpole Books
Page: 464
ISBN: 9780811726962

Songbirds, waterfowl, owls, shorebirds, warblers, woodpeckers, nightjars, birds of prey Dozens of feather groups photographed in color A sighting in the field is just one way birders can identify bird species. Observant nature-lovers can discover what birds are where by examining tracks, trails, and a variety of bird sign: discarded feathers, feeding leftovers and caches, pellets, nests, droppings, and skulls and bones. This fully illustrated guide--the first of its kind for North American birds--presents thorough and straightforward instruction for identifying bird families or individual species by careful ...

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