ムジタネワリ Catamenia inornata

Small finchlike bird with a large range from western Venezuela to Argentina. Primary found at high elevations in the Andes, but occurs lower towards the southern part of its range. Male is gray overall with a stout pinkish bill and rusty undertail coverts. Female is brownish and streaky with a dingy bill and warmer undertail coverts. Look for pairs or flocks in open habitats including paramo.