Pacific Antwren

The Pacific antwren or Pacific streaked antwren (Myrmotherula pacifica) is a species of bird in subfamily Thamnophilinae of family Thamnophilidae, the "typical antbirds". It is found in Colombia, Ecuador and Panama. == Taxonomy and systematics == The Pacific antwren was first described in 1911 by the Austrian ornithologist Carl Eduard Hellmayr. It was at one time considered to be conspecific with what are now the Guianan streaked antwren (M. surinamensis) and the Amazonian streaked antwren (M. multostriata) as the "streaked antwren". Differences in their plumage and voice indicate that they are separate species. The Pacific antwren is monotypic: No subspecies are recognized. == Description == The Pacific antwren is 9 to 10 cm (3.5 to 3.9 in) long and weighs 8.5 to 10 g (0.30 to 0.35 oz). It is a smallish bird with a tiny tail. Adult males have a black and white streaked face. Their crown, back, and rump are black with white streaks. They have a narrow white patch between the shoulders. Their tail is black with white edges and tips to the feathers. Their wings are black with white tips on the coverts and white edges on the flight feathers. Their throat, breast, and belly are…