Ochre-breasted Pipit

The ochre-breasted pipit (Anthus nattereri) is a Vulnerable species of bird in the family Motacillidae, the wagtails and pipits. It is found in Argentina, Brazil, Paraguay, and Uruguay. == Taxonomy and systematics == The ochre-breasted pipit was originally described by Philip Sclater in 1878 with its current binomial Anthus nattereri. What is now the type specimen had originally been identified as a correndera pipit (A. correndera) but Sclater noted enough differences to reclassify the bird. His specific epithet honors Johann Natterer, who had collected the type specimen. The ochre-breasted pipit is monotypic. == Description == The ochre-breasted pipit is 13.5 to 15 cm (5.3 to 5.9 in) long. The sexes have the same plumage. Adults have a blackish brown head with a yellow-buff supercilium, a thin dark "moustache", and a black spot on the cheek. Their upperparts and wings are mostly blackish brown with bright buff or golden ochraceous-yellow feather edges that give a bold streaked appearance. Their rump is more rufous and less streaked than their back. Their tail's inner three pairs of feathers are dark brown. The next pair outward are medium brown with white tips, the next brownish white with a large dark brown wedge on the…