Bucerotiformes

species of bird

thumb|Illustration of Hornbills, c.1835-1840

Hoopoes () are colourful birds found across Africa, Asia, and Europe, notable for their distinctive "crown" of feathers which can be raised or lowered at will. Two living and one extinct species are recognized, though for many years both extant species were lumped as a single species—Upupa epops. In fact, some taxonomists still consider the species to be conspecific. On the other hand, some authorities recognize three living species, with the African hoopoe (U. africana) treated as separate from the Eurasian hoopoe (U. epops). The Eurasian hoopoe is common in its range and has a large populati

Bucerotiformes is an order of birds that contains the hornbills, ground hornbills, hoopoes and wood hoopoes. These birds were previously classified as members of Coraciiformes. The clade is distributed in Africa, Asia, Europe and Melanesia.