Birdr

Lesser Scaup vs Chuck-will's-widow

Aythya affinis versus Antrostomus carolinensis

Practice

Play a quiz with Lesser Scaup and Chuck-will's-widow

Lesser Scaup (Aythya affinis) Lesser Scaup
Chuck-will's-widow (Antrostomus carolinensis) Chuck-will's-widow

Media

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These two are often mixed up in quizzes. Look at the photos, then practise the pair until the field marks stick.

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Lesser Scaup · Chuck-will's-widow · My Tricky Birds