Birdr

Little Tern vs Caspian Tern

Sternula albifrons versus Hydroprogne caspia

Practice

Play a quiz with Little Tern and Caspian Tern

Little Tern (Sternula albifrons) Little Tern
Caspian Tern (Hydroprogne caspia) Caspian Tern

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Little Tern · Caspian Tern · My Tricky Birds