In the wild they would be deadly enemies. In captivity they are the best of friends.
Two Sumatran tiger cubs and two baby orang-utans, each pair abandoned by their mother soon after birth, have become inseparable playmates in the nursery room of an animal hospital in Indonesia. Nia and Irma happily snuggle up to the cubs in a way that five-month-old orang-utan sisters would never normally contemplate
The deadly enemies who are the best of friends | the Daily Mail