Dong Dong the chimpanzee has a reputation at Shendiao Mountain Wildlife Park in China for being polite and intelligent Dong Dong the chimpanzee doesn't believe in the adage "finders, keepers.

However, a few zoos have come up with ways to broaden their animals' horizons, and the Smithsonian National Zoo in Washington ...

There has been in recent years a substantial increase in the variety of enhancement devices available for nonhuman primates in captivity, and the task of properly outfitting a housing unit can be ...

Author presents case histories of Primarily Primate's treatment of individual primates with problems common to humanized and abused primates. Among the methods effectively used were gradual ...