The Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. Koko, a beloved gorilla that learned to communicate with humans and then stole their hearts, has died.

Gorillas are among the most intelligent and socially complex animals in the animal kingdom. Living in tightly knit family groups, they rely heavily on communication to maintain order, express emotions ...

Chest beating by mountain gorillas - rapidly beating their chests with their hands to produce a drumming sound - may convey information about their body size and allow identification of individuals, a ...