Warblers are among the most challenging birds to identify. They exhibit an array of seasonal plumages and have distinctive yet oft-confused calls and songs. This book enables you to identify any of the 56 species of warblers in the United States and Canada.
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Warblers are among the most challenging birds to identify. They exhibit an array of seasonal plumages and have distinctive yet oft-confused calls and songs. This book enables you to identify any of the 56 species of warblers in the United States and Canada.
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