Russet-mantled Softtail Cranioleuca berlepschi

Uncommon bird found in high-elevation forest in the eastern Andes of northern Peru. Adult is mostly rich chestnut with a pale face, forehead, chin, and bill. Juvenile is heavily spotted and scaled. Inhabits cloud forest with abundant bamboo, and usually first detected by voice. Song is a rapid series of shrill, raspy notes, similar to a hornero.