Chimp owners who treat them like pets are risking extinction , Humane Society says . About 15,000 monkeys and other animals are living as either pets or in private zoos . A chimp viciously attacked his owner 's dog in Greenwich , Connecticut , on Monday . `` We make them dependent on human beings for their survival , '' Feuerstein said . Save The Chimps is among groups offering assistance to chimps raised in captivity .
Chimp owners who treat them like pets are risking extinction , Humane Society says . About 15,000 monkeys and other animals are living as either pets or in private zoos . A chimp viciously attacked his owner 's dog in Greenwich , Connecticut , on Monday . Save The Chimps is among groups offering assistance to chimps raised in captivity .