You cannot get through a single day without having an impact on the world around you. What you do makes a difference, and you have to decide what kind of difference you want to make.

– Jane Goodall

02:22 Watch Anjana the chimp with her friend Sierra, a 6-week-old puma cub. She holds Sierra in her arms, feeds her with a bottle, and plays with her in the grass. A rhythmic African song complements the fun.