A multi-character systematic study led by the Universidade Federal do Pará shows that what ornithologists know as the silvery-cheeked antshrike (Sakesphoroides cristatus) actually represent two species rather than one. Illustration of Sakesphoroides niedeguidonae. Image credit: Eduardo Brettas. The newly-discovered species, the northern silvery-cheeked antshrike (Sakesphoroides niedeguidonae), is endemic to the Caatinga, a natural region that lies...