Bird Guide

Black-hooded Thrush vs Black Thrush

Black-hooded Thrush (Turdus olivater)

Black-hooded Thrush

Turdus olivater

Medium87 gForest

The black-hooded thrush is 23 to 24 cm (9.1 to 9.4 in) long and weighs 70 to 91 g (2.5 to 3.2 oz). The species is sexually dimorphic. Adult males of the nominate subspecies T. o. olivater have an almost entirely black head and upper breast with a thin yellow eye-ring. Their upperparts, wings, and tail are dark olive-brown and their underparts sandy-orange. Adult females have a mostly brown head with buff flecking on the face and throat. Their upperparts, wings, and tail are the same olive-brown as the male's; their underparts have a paler belly than males' with darker specks on the vent. Voice: The black-hooded thrush's song is "a full-bodied Turdus-like caroling, TEEur..turee..todee..churdur..turwere..turee.. and so on, the phrases warbled". The phrases are similar and typically have two or three syllables. High thin ee'ee notes often are interspersed.

ID text from Wikipedia, CC BY-SA 4.0

Photo: Ben Costamagna · CC BY 4.0
Black Thrush (Turdus infuscatus)

Black Thrush

Turdus infuscatus

Medium72 gForest

The black thrush is 22 to 23 cm (8.7 to 9.1 in) long and weighs about 60 to 90 g (2.1 to 3.2 oz). The species is sexually dimorphic. Adult males are almost entirely black with a slightly duller and more slaty belly and undertail coverts. They have a bright yellow ring of bare skin around the eye. Adult females have an olive brown head with dusky brown streaks on the cheeks and a dark brown eye ring. Their upperparts, tail, and upper surface of the wings are olive brown. Their chin and throat are whitish with dusky brown streaks on the latter. Voice: Black thrush males sing only in the breeding season. The species is "an accomplished singer with a rich vocal repertoire that includes mimicry of other cloud forest species". Its vocalizations have been compared to those of some mockingbirds. One description of the song is "a long, varied series of well-spaced, sweet clear whistled phrases: chaao-sit!-peer!-tleeet-pip'pip-peeeer!-seeet!-weeeer!

ID text from Wikipedia, CC BY-SA 4.0

Photo: Adrianh Martínez Orozco · CC BY 4.0

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Photos and recordings are credited to their authors under the licence shown. Full profiles: Black-hooded Thrush and Black Thrush.