About the Spot-backed Antshrike
The spot-backed antshrike is a species of bird in subfamily Thamnophilinae of family Thamnophilidae, the "typical antbirds". It is found in Argentina, Brazil, and Paraguay.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
ID tip
The spot-backed antshrike is a large antbird, 20 to 21 cm (7.9 to 8.3 in) long. The species exhibits slight sexual dimorphism. Both sexes have a short, heavy, gray bill with a hook at the end like true shrikes. Adult males have a black crown, nape, and upperparts spotted with white and a brownish black tail with white bars. Their throat and breast are white and their sides pale gray. Their belly and crissum are nearly white in the northern part of their range and gradually darken to brownish yellow to the south. Voice: The spot-backed antshrike's song is a "very high, slow, at first rising then descending, shivering rattle" that lasts four or five seconds. Its calls include a "long, downward-inflected whistle", a "shorter, slightly descending churr", and an "abrupt 'chip' ".
Text from Wikipedia, licensed CC BY-SA 4.0.
What the Spot-backed Antshrike sounds like
Where the Spot-backed Antshrike lives
When to see the Spot-backed Antshrike
Peak activity in October · a resident species across most of its range
Easily confused with
Northern White-fringed AntwrenFormicivora intermediaThe northern white-fringed antwren is 12 to 13 cm (4.7 to 5.1 in) long and weighs 8 to 14 grams (0.28 to 0.49 oz).
Checker-throated StipplethroatEpinecrophylla fulviventrisThe checker-throated stipplethroat is 10 to 11 cm (3.9 to 4.3 in) long and weighs 8.5 to 11.5 g (0.30 to 0.41 oz).
Zeledon's AntbirdHafferia zeledoniZeledon's antbird is 17 to 20 cm (6.7 to 7.9 in) long and weighs about 40 to 56 g (1.4 to 2.0 oz).
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