Black-throated green
Black-throated green warbler, Rondeau Provincial Park, Ontario, Canada, October 1, 2023.
Fall plumage the black bib is much later than in the spring migration.
Setophaga virens
In areas where multiple species of warblers breed close together, Black-throated Green Warblers are generally dominant to Blackburnian Warblers, Yellow-rumped Warblers, and Northern Parulas, but subordinate to Magnolia Warblers.
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