Researchers led by a University of California, Berkeley, comparative psychologist have found that great apes and chimpanzees, our closest living relatives, can recognize groupmates they haven’t seen in over two decades — evidence of what’s believed to be the longest-lasting nonhuman memory ever recorded.
Check out the full article from University of California Berkeley Research, written by Jason Pohl, here:
https://vcresearch.berkeley.edu/news/chimps-and-bonobos-can-recognize-long-lost-friends-and-family