The African ostrich is the world's tallest living bird; where does the second tallest, the emu, come from?
Common ostrich The ostrich or common ostrich ("Struthio camelus") is either one or two species of large flightless birds native to Africa, the only living member(s) of the genus "Struthio", which is in the ratite family. In 2014, the Somali ostrich ("Struthio molybdophanes") was recognized as a distinct species.
Amazonian umbrellabird The Amazonian umbrellabird ("Cephalopterus ornatus") is a species of bird in the family Cotingidae native to the Amazon basin with a separate population on the eastern slopes of the Andes. The male bird is entirely black, with a black crest and inflatable wattle on the throat, and at 48 to , may be the largest passerine bird in South America. The female is slightly smaller. Both have an undulating flight, described as woodpecker-like, and the male has a loud, booming call.