Designed to help birders recognize the songs and calls of ninety species of birds found in eastern and central North America, including virtually all of the warblers, many finches and sparrows, waders, gulls, terns, and others.
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Designed to help birders recognize the songs and calls of ninety species of birds found in eastern and central North America, including virtually all of the warblers, many finches and sparrows, waders, gulls, terns, and others.
Read Less
