Researchers listening to elephant sounds and observing their behavior are compiling an elephant dictionary. Bob Simon listens to the language of the forest elephants first hand.
language
1293402320
2010-12-26 22:25:20
14:19
UClzCn8DxRSCuMFv_WfzkcrQ
CBS
414
10
source
60 Minutes Presents: Secret Language of Elephants
