Old videos of chimpanzees suggest they are capable of speech - Phys.org
- Old videos of chimpanzees suggest they are capable of speech Phys.org
- Chimps Have 'Conversations' Just Like Humans, Scientists Find ScienceAlert
- Chimps respond to each other at a pace similar to human conversation New Scientist
- Chimps share humans' 'snappy' conversational style BBC.com
- Chimpanzees gesture back and forth quickly like in human conversations EurekAlert