Chimpanzees Console A Bereaving Mother

Zoë Goldsborough, of Utrecht University, and crew have published an open access special feature in the journal Primates. Their paper documents the observation of chimpanzees consoling a bereaving chimpanzee mother who experienced a still birth. This is a fantastic study that builds on our prior knowledge that chimpanzees do mourn the death of a group member... Continue Reading →

Mysterious Chimpanzee Stone Throwing Ritual

In the above video you will see a large male chimp approaching a tree. He pauses for a second, then glances around, grabs a huge rock and flings it full force at the tree trunk. We have known about this. Prior studies have shown or provided anecdotes of wild chimpanzees throwing and banging stones in... Continue Reading →

A New York judge has granted two research chimps the writ of habeas corpus — a move that allows them to challenge their detention. The decision, says Science magazine, effectively recognizes chimps as legal persons, marking the first time in U.S. history that an animal has been given that right.

Katie Slocombe from the University of York observed that before integrating the two different groups of chimpanzees, each produced different grunts for "apple," and after the integration, she noted that the new group members adapted their grunts to the ones produced by the chimpanzees already living there, “Three years after the integration, the grunt calls of... Continue Reading →

Do Chimpanzees Understand Death?

  Maggie Koerth-Baker, senior writer for Boing Boing, recently wrote an article in the New York Times reviewing the behaviors of chimpanzees around mortality. She retells the death of a chimpanzee named Pansy, who died in captivity, at the Blair Drummond Safari and Adventure Park in Scotland, about 5 years ago. The death was imminent. Many... Continue Reading →

The Possibility Of Full Protection For Chimpanzees Under The Endangered Species Act

For as long as I've been alive, wild chimpanzees have been “endangered” under the Endangered Species Act (ESA). Captive-born chimps, however, have only been classified under the lesser class of “threatened.” Dan Ashe, the director of the U.S. Fish and Wildlife Service (FWS), announced today that the loophole that exempted captive-bred chimpanzees from the full... Continue Reading →

Foresight & Innovation in a Devious Chimpanzee

A chimpanzee in at the Furuvik Zoo in Sweden is documented to store various projectile object to be thrown at zoo visitors at a later time. The results of this study has been published in PLoS One, "Spontaneous Innovation for Future Deception in a Male Chimpanzee." I think its a pretty fascinating discussion of foresight,... Continue Reading →

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