Motmot

Lesser Black-backed Gull vs White Tern

Larus fuscus versus Gygis alba

Practice

Play a quiz with Lesser Black-backed Gull and White Tern

Lesser Black-backed Gull (Larus fuscus) Lesser Black-backed Gull
White Tern (Gygis alba) White Tern

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Lesser Black-backed Gull · White Tern · My Tricky Birds