Birdr

Wedge-rumped Storm-Petrel vs Cook's Petrel

Hydrobates tethys versus Pterodroma cookii

Practice

Play a quiz with Wedge-rumped Storm-Petrel and Cook's Petrel

Wedge-rumped Storm-Petrel (Hydrobates tethys) Wedge-rumped Storm-Petrel
Cook's Petrel (Pterodroma cookii) Cook's Petrel

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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Wedge-rumped Storm-Petrel · Cook's Petrel · My Tricky Birds