Ochraceous Wren

The ochraceous wren (Troglodytes ochraceus) is a small songbird of the wren family. It is a resident breeding species in Costa Rica, Panama, and Colombia. == Taxonomy and systematics == The ochraceous wren was previously considered to be a subspecies of mountain wren (Troglodytes solstitialis). The International Ornithological Committee (IOC) recognizes two subspecies, the nominate Troglodytes ochraceus ochraceus and T. o. festinus. The Cornell Lab of Ornithology's Birds of the World and the Clements taxonomy split T. o. ligea from the nominate subspecies. == Description == The adult ochraceous wren is 9.5 to 10 cm (3.7 to 3.9 in) long and weighs 8 to 10 g (0.28 to 0.35 oz). The nominate subspecies sensu stricto has a rich medium brown crown and back with a rufous cast to the rump. The tail is brown with blackish bars. It has a bold yellowish buff supercilium that extends to the nape. Its chin, throat, and upper chest are buffy brown, its lower breast and upper belly buffy white, and its flanks and lower belly darker buffy brown. T. o. ligea, when treated separately, is duller than the nominate and has a heavier bill. T. o. festinus is smaller and lighter below than…