Birdr

Greater Scaup vs Steller's Eider

Aythya marila versus Polysticta stelleri

Practice

Play a quiz with Greater Scaup and Steller's Eider

Greater Scaup (Aythya marila) Greater Scaup
Steller's Eider (Polysticta stelleri) Steller's Eider

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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Greater Scaup · Steller's Eider · My Tricky Birds