TIL that "Chimpanzees, who cannot swim, have drowned in zoo moats trying to save others." And "Given the chance to get food by pulling a chain that would also deliver an electric shock to a companion, Rhesus monkeys will starve themselves for several days."

http://www.nytimes.com/2007/03/20/science/20moral.html?pagewanted=all



Submitted January 31, 2015 at 06:49PM by gratyl http://www.reddit.com/r/todayilearned/comments/2uaw6d/til_that_chimpanzees_who_cannot_swim_have_drowned/