Latest Tracy Kivell Stories
New analysis of two-million-year-old hominid bones found in South Africa provide the clearest evidence of evolution’s first major step toward modern humans.
A new study discovered that the wrist bones of some primate species challenge the theory that humans evolved their two-legged upright walking style from a knuckle-walking ancestor.
- Any of various tropical Old World birds of the family Indicatoridae, some species of which lead people or animals to the nests of wild honeybees. The birds eat the wax and larvae that remain after the nest has been destroyed for its honey.