STORIES ABOUT
great apes
Apes remember long-lost friends and family they haven't seen in decades
Enlarge this image Chimpanzees and bonobos recognize photos of groupmates they haven't seen for more than 25 years, and...
STORIES ABOUT
great apes
Apes remember long-lost friends and family they haven't seen in decades
Enlarge this image Chimpanzees and bonobos recognize photos of groupmates they haven't seen for more than 25 years, and...