Birdr

Cory's Shearwater vs Yellow-faced Grassquit

Calonectris diomedea versus Tiaris olivaceus

Practice

Play a quiz with Cory's Shearwater and Yellow-faced Grassquit

Cory's Shearwater (Calonectris diomedea) Cory's Shearwater
Yellow-faced Grassquit (Tiaris olivaceus) Yellow-faced Grassquit

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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Cory's Shearwater · Yellow-faced Grassquit · My Tricky Birds