Jungle roads are occationally blocked by fallen trees:

Chimp in tree. Notice the clusters of wild figs behind and next to him that are a favorite food. Chimps also like to throw these figs at people passing below, and at other chimps when fighting... Fighting is something that chimps do a lot. In fact, chimps are the only animals (besides humans) that practice "gang-rape"! They also wage war on other chimp groups!

Something unknown in the rest of the animal kingdom. Chimps are the closest relative to humans, and the bad parts of their behaviour are perhaps where they show the biggest likeness... :

Young waterbuck:

Some buff near Murchinson Falls:

Erik D.