A field guide to hawks, North America
Covers thirty-nine species of North American hawks and other diurnal raptors. Includes detailed descriptions and range maps for each species
Print Book, English, 1987
Houghton Mifflin, Boston, 1987
xii, 198 pages : illustrations, maps ; 20 cm.
9780395360019, 9780395441121, 9780395936153, 0395360013, 0395441129, 0395936152
"Sponsored by the National Audubon Society and the National Wildlife Federation."