Bird Guide

Flavescent Warbler vs Russet-crowned Warbler

Flavescent Warbler (Myiothlypis flaveola)

Flavescent Warbler

Myiothlypis flaveola

Tiny13 gWoodland

The flavescent warbler is about 14.5 cm (5.7 in) long and weighs 9 to 16 g (0.32 to 0.56 oz). The sexes have the same plumage. Adults of the nominate subspecies have an olive-green crown, a yellow supercilium that becomes olive-yellow past the eye, a dusky stripe through the eye, a yellow crescent under the eye, and yellow cheeks and ear coverts. Their nape, upperparts, wings, and tail are olive-green. Their throat and underparts are yellow. They have a dark iris, a blackish bill, and orange-pink legs and feet. Subspecies M. f. Voice: The song of the flavescent warbler's nominate subspecies is a "double-voiced series, basically an extr. high series of 5-6 fififi-fififi- notes; after the 1st two notes, mid-high tjeh-tjeh-ejeh-tjeh is interwoven". That of M. f. pallidirostris is "sharp, jerky, and delivered quickly, ek, Ease-a Ease-a, E, chéw-chéw-chéw or seeka-seeka-SEETA, chew-chew-chew".

ID text from Wikipedia, CC BY-SA 4.0

Photo: Audrey Whitlock · CC BY 4.0
Russet-crowned Warbler (Myiothlypis coronata)

Russet-crowned Warbler

Myiothlypis coronata

Small16 gForest

The russet-crowned warbler is approximately 14 cm in length. Among its distinguishing markings are the rust-orange crown, for which it is named, black crown-stripes and eye-line and otherwise gray face. Its breast is often pale yellow. The species exhibits no obvious sexual dimorphism. Voice: It has a musical song typically delivered in a rapid phrase of rising pitch. The response by the mate, often delivered immediately following or shortly after, is a similar song of descending pitch.

ID text from Wikipedia, CC BY-SA 4.0

Sonogram of the Russet-crowned Warbler
Recorded by Niels Krabbe · Song · Azuay: upper Yunguilla Valley, Ecuador · CC BY-SA 4.0
Photo: Alina Martin · CC BY 4.0

Where you might meet both

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Photos and recordings are credited to their authors under the licence shown. Full profiles: Flavescent Warbler and Russet-crowned Warbler.