Ashy Antwren

About the Ashy Antwren

The Yungas antwren or ashy antwren (Myrmotherula grisea) is a bird species in subfamily Thamnophilinae of family Thamnophilidae, the "typical antbirds". It is found in Bolivia and Peru. The Yungas antwren is monotypic. It, the unicolored antwren (M. unicolor), the Alagoas antwren (M. snowi), and the plain-winged antwren (M. behni) appear to form a monophyletic group with similar vocalizations and habitat requirements.

The Jungas antwren is 8.5 to 9.5 cm (3.3 to 3.7 in) long and weighs 8 to 10 g (0.28 to 0.35 oz). It is a smallish bird with a short tail. Adult males are almost entirely gray with slightly darker and more brownish gray wings and tail than body. Adult females have a brownish yellow face. Their upperparts are mostly olive-brown, with a grayish tinge from the crown to upper mantle and yellowish brown tips on the uppertail coverts. Their tail is dark brown with rufous-brown edges to the feathers. Their chin and throat are brownish yellow and their underparts yellow-ochre that is browner on their flanks and crissum. Subadult males are like adults with patches of yellowish brown.

The Jungas antwren... Wikipedia →