Add Yahoo as a preferred source to see more of our stories on Google. An adult koala eats a eucalyptus leaf. Joeys can't break down the toxic, fibrous plants on their own yet. Photograph By David ...

Koalas are herbivores (specifically browsing folivores) and feed almost exclusively on the leaves of the eucalyptus plant (gum trees). Sometimes, they will also eat the soft stems, flowers, and ...