Chimpanzee friendships may come with an unwritten rule - CTV News
Direct Source Verification:
This story is aggregated from CTV News (ctvnews.ca). Full reporting rights and copyright belong to the primary publisher.
Chimpanzee friendships may come with an unwritten rule CTV News
Original Source
https://www.ctvnews.ca/sci-tech/article/friends-fruit-and-self-control-what-chimps-can-teach-us/
