Why do some birds migrate at night and others travel during the day? How do birds that have never migrated before know when to leave and where to go? How does a tingy warbler cross 2,000 miles of ocean in a nonstop flight lasting more than two days?
The mysteries of migration have puzzled birders and prompted scientific inquiry for years. Here, in an instructive and engaging style, researcher, Paul Kerlinger unravels the intricacies and wonders of migration.