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When Ralph stumbles across an egg one day, he decides that the bestthing for him to do is walk right on by. But, CRACK! the egg hatches,right then and there! What's inside? A very cute,... Læs mere
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How birds produce the brilliant and striking coloration of their feathers and other body parts is the focus of this volume. Hill and McGraw have... Læs mere
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Swifts live almost entirely in the air. They eat, drink, sleep, mate and gather their nesting materials on the wing, fly thousands of miles across the world, navigating their way around storms, never lighting on tree, cliff or ground, until they return home with the summer.
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A ten year study began in 1972 in West Greenland to investigate the breeding biology of the peregrine falcon. Thirty-four peregrine nesting sites were... Læs mere
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Maps the current distribution of all of Pennsylvania's 190 breeding birds and documents the changes in climate, habitat, and distribution since the first edition of this work. Includes habitat analyses and color photographs for each species.
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Part of the Iowa's series of laminated guides, this title aids to identifying the many challenging raptors of the Great Plains, from northern... Læs mere
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For ten months of the year, the prairiechicken’s drab colors allow it to disappear into the landscape. However, in April and May... Læs mere
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Third edition of the classic field guide, with a new illustration program, published with the support of the Asa Wright Nature Centre in commemoration of more than 40 years of excellence in conservation.
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