The bare-necked umbrellabird (Cephalopterus glabricollis) is a species of bird in the family Cotingidae. It is found in the Talamancan montane forests of Costa Rica and Panama. Bare-necked umbrellabirds live only in forests and their diet consists mainly of fruits. Its natural habitats are subtropical or tropical moist lowland forest and subtropical or tropical moist montane forest. It is threatened by habitat loss. == Taxonomy and systematics == The bare-necked umbrellabird is one of three species in the genus Cephalopterus, commonly known as the umbrellabirds. It was first described by John Gould in 1851, on the basis of specimens collected by Warzewickz at elevations of 8,000 ft (2,400 m) in Panama. The generic name Cephalopterus comes from the Greek κεφαλη (kephalē), meaning head, and πτερος (pteros), meaning feathered, referring to the head plumes of the Amazonian umbrellabird. The specific epithet glabricollis is from the Latin glaber, meaning bald, and collis, meaning necked. It is monotypic. == Description == The bare-necked umbrellabird is a large, bulky, and crow-like bird, being the largest passerine in its range. It is also among the largest of the cotingas, with only the Amazonian umbrellabird being larger. The males are larger than the females, being 41…
