July 5, 2013
Cockatoos Pick Locks to Earn Treats
Michelle Warwicker, BBC News
Cockatoos can pick their way through a series of locks to reach a reward, scientists have found.
Researchers presented 10 birds with a box containing a cashew nut treat, which they could reach by removing five different interlocking devices.
TAGGED: Animal Intelligence, Problem-solving, Cockatoos, Birds