Rock Earthcreeper

The rock earthcreeper (Ochetorhynchus andaecola) is a species of bird in the Furnariinae subfamily of the ovenbird family Furnariidae. It is found in Argentina and Bolivia, and as a vagrant in Chile. == Taxonomy and systematics == For a time the straight-billed earthcreeper was placed in genus Upucerthia but since the early 2000s has been in its present genus. The straight-billed earthcreeper is monotypic. == Description == The rock earthcreeper is 16 to 18 cm (6.3 to 7.1 in) long and weighs 28 to 34 g (0.99 to 1.2 oz). It is a medium-sized earthcreeper whose bill is long and slightly decurved. The sexes are alike. Adults have a buff supercilium, a dark brownish stripe behind the eye, and buff cheeks. Their crown, back, and rump are rich brown and their uppertail coverts dark rufous-brown. Their tail is dark rufous and their wings slightly more rufescent than their back. Their throat is buffy whitish, their breast and belly darker with a tawny tinge and darker streaks on their sides and flanks, and their undertail coverts tawny. Their iris is brown, their bill blackish with a pale gray base to the mandible, and their legs and feet dark brown or gray-brown.…