The migration of birds from their southern wintering grounds to their breeding grounds in the north is in full swing ...
During their spring migration, billions of birds fly from their southern wintering habitats. After the spring breeding season ends and as fall and winter approach in the northern latitudes, they begin ...
Every year, billions of birds migrate in and out of the United States. And across the world, birds fly thousands of miles to reach their seasonal destinations. Some birds, like the Arctic tern (Sterna ...
Intro -- Half Title -- Title Page -- Copyright Page -- Dedication -- Contents -- Preface -- A note on bird taxonomy and bird names -- Acknowledgements -- 1. Senses ...
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