Koko has a number of forms of vocalization. She purrs when she is content, chutters when she is concerned, and barks when she is upset. In this photo, Koko is vocalizing excitement.
Koko Vocalizing
Created On:
Posted On:
Photographer: Ron Cohn

facebook-domain-verification=iv8bdprdjfor3jwl3p2i7y05hc0ncw
Created On:
Posted On:
Photographer: Ron Cohn
Koko has a number of forms of vocalization. She purrs when she is content, chutters when she is concerned, and barks when she is upset. In this photo, Koko is vocalizing excitement.
© 2023 The Gorilla Foundation / Koko.org