All Ball was a pet cat of Koko, the famous gorilla living in Woodside, California, who communicates through sign language. In the summer of 1984, Koko asked her trainer, Dr. Francine 'Penny' Patterson,... continue reading
posted by aspartam 1 decade 5 years 10 months ago • 5,767 viewsInteresting
Created: 1 decade 5 years 11 months 2 weeks ago
Updated: 8 years 7 months 2 weeks ago
Views: 2,180
Updated: 8 years 7 months 2 weeks ago
Views: 2,180