Jack is out driving his jeep in the bush with Judy the chimp when the vehicle stalls out. With no water, they're forced to leave the jeep and try to make their way back through the drought-stricken jungle. Jack decides to follow a herd of giraffes, hoping that the animals will lead them to water.

A sick circus bear escapes into the bush, and Dr. Tracy tries to find it before worried local ranchers kill it, fearful that it will contaminate their water supply.