Add Yahoo as a preferred source to see more of our stories on Google. New research led by UCLA and the University of Michigan has shown that chimp communities that kill their neighbors to gain ...

The Kansas City Zoo & Aquarium is mourning the loss of a 20-year-old male lion named Shakarri and a 29-year-old female chimpanzee named Teeoni. The two both faced health battles and were euthanized by ...

The legal path is now clear to move a colony of former test subject chimpanzees from an Alamogordo facility to a forested sanctuary in Louisiana where they can live out their remaining years. The ...