But some of the smartest crows of all may be found in the animal physiology lab at the University of Tübingen in Germany.
When a wild orangutan in Sumatra recently suffered a facial wound, apparently after fighting with another male, he did something that caught the attention of the scientists observing him.
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(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Adrienne Mayor, Stanford University (THE CONVERSATION) When a wild orangutan in ...