Wings Over the Great Plains : Bird Migrations in the Central Flyway

Bok av Paul Johnsgard
The great North-South migratory pathway across the North American Great Plains-from the tropic wintering grounds to the high arctic breeding areas-is analyzed for the first time. Describes 114 U.S. and 21 Canadian localities of special importance to migrating birds. Discusses nearly 400 species of 50 avian families. Includes 7 maps, 49 figures and over 100 literature citations.