Black Antshrike vs Rufous-winged Antshrike

Black Antshrike

Thamnophilus nigriceps

Small23 gForest

The black antshrike is 15 to 16 cm (5.9 to 6.3 in) long and weighs 23 to 24 g (0.81 to 0.85 oz). Members of genus Thamnophilus are largish members of the antbird family; all have stout bills with a hook like those of true shrikes. This species exhibits some sexual dimorphism. Adult males are almost entirely black. They have dark gray flanks and their underwing coverts and edges of the underside of their flight feathers are white. Adult females have a blackish gray head and upper breast with buff-white streaks. Their upperparts, wings, and tail are rufous-brown. Voice: The black antshrike's song is "a moderately long...slightly accelerating, evenly pitched series of somewhat musical yet emphatic notes". Its calls include a "hollow, nasal note sometimes repeated" and a "nasal growl".

ID text from Wikipedia, CC BY-SA 4.0

Photo: Guy Babineau · CC BY 4.0

Rufous-winged Antshrike

Thamnophilus torquatus

Small21 gShrubland

The rufous-winged antshrike is about 14 cm (5.5 in) long and weighs 18 to 20 g (0.63 to 0.71 oz). Members of genus Thamnophilus are largish members of the antbird family; all have stout bills with a hook like those of true shrikes. This species exhibits significant sexual dimorphism. Adult males have a black crown and a gray face, neck, and upperparts. Their wings and wing coverts are cinnamon-rufous. Their tail is black with white bars on the outer feathers. Their throat and underparts are whitish with black bars on the breast. Voice: The rufous-winged antshrike's song is " a moderately long...accelerating series of nasal notes, first one long and drawn out, followed by increasingly shorter notes, ending in longer downslurred note". Its calls include a "querulous upslurred whistle", a "nasal note that becomes harsh", and a "growl".

ID text from Wikipedia, CC BY-SA 4.0

Photo: Thomaz de Carvalho Callado · CC BY 4.0

Photos and recordings are credited to their authors under the licence shown. Full profiles: Black Antshrike and Rufous-winged Antshrike.