Kirtland's Warbler
Setophaga kirtlandii
Male Kirtland's warblers have bluish-grey upper body parts, with dark streaks on the back, yellow bellies, and dark streaks on the flanks and sides. It has black lores (cheeks) and a distinctive, large and conspicuous broken white eye ring, which it only shares with Setophaga coronata. Females and juveniles are similar, but are browner on the wings and back and are not as boldly or brightly marked. It frequently bobs its tail up and down, which is uncommon in northern warblers. At 14–15 cm (5.5–5.9 in) and 12.3–16 g (0.43–0.
ID text from Wikipedia, CC BY-SA 4.0

Plumbeous Warbler
Setophaga plumbea
The plumbeous warbler is 12 to 14 cm (4.7 to 5.5 in) long and weighs 8.4 to 11.3 g (0.30 to 0.40 oz). The sexes have the same plumage. Adults have a mostly gray head with a white supercilium that is broken over the eye and a white arc below the eye. Their upperparts are gray. Their wings are mostly gray with wide white tips on the greater and median coverts that show as two white wing bars. Their tail is mostly gray with a whitish underside and white tips on the outer two pairs of feathers. Their underparts are mostly whitish with grayer flanks. Voice: The plumbeous warbler's song is a "short and simple but quite melodic...pa-pi-a or de-de-diu". Its calls are a "short chek" and a "loud rattle".
ID text from Wikipedia, CC BY-SA 4.0
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Kirtland's Warbler and Plumbeous Warbler.