Birdr

Black-throated Antshrike vs Undulated Antshrike

Frederickena viridis versus Frederickena unduliger

Practice

Play a quiz with Black-throated Antshrike and Undulated Antshrike

Black-throated Antshrike (Frederickena viridis) Black-throated Antshrike
Undulated Antshrike (Frederickena unduliger) Undulated Antshrike

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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Black-throated Antshrike · Undulated Antshrike · My Tricky Birds