Birdr

Whiskered Tern vs Forster's Tern

Chlidonias hybrida versus Sterna forsteri

Practice

Play a quiz with Whiskered Tern and Forster's Tern

Whiskered Tern (Chlidonias hybrida) Whiskered Tern
Forster's Tern (Sterna forsteri) Forster's Tern

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Whiskered Tern · Forster's Tern · My Tricky Birds