Chimpanzees can SPEAK, scientists claim after reviewing old footage - so, can you tell what these apes are say - Daily Mail
- Chimpanzees can SPEAK, scientists claim after reviewing old footage - so, can you tell what these apes are say Daily Mail
- Chimpanzee utterances refute purported missing links for novel vocalizations and syllabic speech | Scientific Reports Nature.com
- Old videos of chimpanzees suggest they are capable of speech Phys.org
- Videos Of Chimps Saying "Mama" Fuel Debate Around Speech Capabilities In Non-Human Apes IFLScience
- The Chimps Who Learned to Say ‘Mama’ The New York Times