Birdr

Pallas's Warbler vs Willow Warbler

Phylloscopus proregulus versus Phylloscopus trochilus

Practice

Play a quiz with Pallas's Warbler and Willow Warbler

Pallas's Warbler (Phylloscopus proregulus) Pallas's Warbler
Willow Warbler (Phylloscopus trochilus) Willow Warbler

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Pallas's Warbler · Willow Warbler · My Tricky Birds