Do Chimps Grieve?

This Amazing Picture for National Geographic by Monica Szczupidershows chimpanzees at the Sanaga-Yong Chimpanzee Rescue Center in Cameroon. They're watching the body of an elder troop member being  taken to burial. The Chimp was 40-Years Old.

The photo appears in the November issue of National Geographic Magazine, in the "Visions of Earth" section.

Source: http://ngm.nationalgeographic.com/