Birdr

Swinhoe's Storm-Petrel vs Tristram's Storm-Petrel

Hydrobates monorhis versus Hydrobates tristrami

Practice

Play a quiz with Swinhoe's Storm-Petrel and Tristram's Storm-Petrel

Swinhoe's Storm-Petrel (Hydrobates monorhis) Swinhoe's Storm-Petrel
Tristram's Storm-Petrel (Hydrobates tristrami) Tristram's Storm-Petrel

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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Swinhoe's Storm-Petrel · Tristram's Storm-Petrel · My Tricky Birds