STOCKHOLM -- A canny chimpanzee who calmly collected a stash of rocks and then hurled them at zoo visitors in fits of rage has confirmed that apes can plan ahead just like humans, a Swedish study said Monday.
Seattle Post-Intelligencer: AP: Top International, Seattle Post-Intelligencer: World
Mon, 03/09/2009 - 10:20am
STOCKHOLM -- A canny chimpanzee who calmly collected a stash of rocks and then hurled them at zoo visitors in fits of rage has confirmed that apes can plan ahead just like humans, a Swedish study said Monday.