Prothonotary warbler,
Prothonotary warbler, May 23, 2023, Rondeau Provincial Park, Ontario, Canada.
Another from the archives.
Protonotaria citrea.
Most warblers nest either on the ground, in shrubs, or in trees, but the Prothonotary Warbler and the Lucy's Warbler build their nests in holes in standing dead trees. They may also use nest boxes when available.
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