Sign up with the Gorilla Foundation ( and you’ll receive complimentary gorilla wallpaper for your phone or computer, featuring world-famous gorillas Koko and Michael, who are the only gorillas in the world (so far) to become fluent in American Sign Language (ASL). Just look at some of the incredible images to choose from below!

Koko signs “Love”


Koko signs “Smoky” to Penny (holding her cat Smoky)

Phone Images: (low-rez samples)

Koko & kitten Smoky

Computer Images: (low-rez samples)

Young Koko hides behind a beach ball

Get your downloadable high-definition (hd) images today by simply signing up via the following form, and we’ll take you directly to the gorilla wallpaper download page.  You’ll also receive our monthly Koko Video eNewsletters with new gorilla videos, photos and updates on how The Gorilla Foundation is enabling humans to continue communicating with gorillas.  You can unsubscribe at any time.  Enjoy Koko and friends!