Birdr

Black-naped Tern vs Roseate Tern

Sterna sumatrana versus Sterna dougallii

Practice

Play a quiz with Black-naped Tern and Roseate Tern

Black-naped Tern (Sterna sumatrana) Black-naped Tern
Roseate Tern (Sterna dougallii) Roseate Tern

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Black-naped Tern · Roseate Tern · My Tricky Birds