Answer: Homo sapiens is the only extant human species. The name is Latin for 'wise man' and was introduced in 1758 by Carl Linnaeus. Extinct species of the genus Homo include Homo erectus, extant from roughly 1.9 to 0.4 million years ago, and a number of other species.
relating to or characteristic of people or human beings.
a human being, especially a person as distinguished from an animal or (in science fiction) an alien.
