Koko the Gorilla: the Most Amazing Facts About Smart Ape who Could Speak with People!
On June 21, 2018, the world-famous gorilla Koko, known for her extraordinary mastery of sign language, has passed away at the age of 46.
On June 21, 2018, the world-famous gorilla Koko, known for her extraordinary mastery of sign language, has passed away at the age of 46.