Is Koko The Gorilla Mourning Robin Williams?

Is Koko The Gorilla Mourning Robin Williams?

Koko, the world-famous signing gorilla, who lives at the San Francisco zoo, who had a made a connection with Robin Williams, was told “we have lost a dear friend, Robin Williams.” Later in the day, Koko signed “cry lip,” withdrew, and became very somber, with her head bowed and her lip quivering. We consulted an expert to find out what Koko’s gesture means.