Top 10 Unusual Animal Friendships
Koko the gorilla is one of the most studied primates in history. Her handlers have been examining her remarkable ability to understand language. Koko communicates in American Sign Language, and has been known to create her own terms for new items and ideas using signs she already knows (calling a ring a ‘finger-bracelet’ for instance). In 1984, Koko asked her trainers whether she might be allowed to keep a pet cat....