Austrian researchers say they've found the first known example of tool use by cattle, courtesy of a Swiss-Brown cow named ...

These remote mountains in western Tanzania don't get the crowds of Gombe, which Jane Goodall made famous, or other sites in ...

Just like any self-respecting plumber has a tool for any occasion, chimpanzees in the Congo have developed specialized "tool kits" to help them forage for ants. That's the conclusion of new research ...