Koko, the "talking gorilla" died Thursday at the research center in California where she had lived most of her life. The lowland gorilla was 46. The Gorilla Foundation, founded after she proved remarkable communication skills, said the big ape "touched the lives of millions" and was "an ambassador for all gorillas." | WTVR CBS 6 News

Can animals really communicate with humans? This woman is teaching a gorilla sign language in order to find out. | Mashable

Humans are naturally able to understand many of the signs - or gestures - that wild chimpanzees and bonobos use to communicate with one another, new research suggests. | BBC News

Movies are full of loquacious apes, but could chimpanzees and gorillas ever learn to use language? NPR's Skunk Bear sorts through the disturbing history of research on ape language to sort fact from wishful thinking. | NPR