Gorillas burp when they are happy. When angry, gorillas pound, jump or slap the ground. When they are curious, gorillas may tug or grab your clothes. Avoid looking directly into the eyes of a gorilla, they do not like it.

Gorillas burp when they are happy. When angry, gorillas pound, jump or slap the ground. When they are curious, gorillas may tug or grab your clothes. Avoid looking directly into the eyes of a gorilla, they do not like it.