It turns out that people can identify family members in groups of non-human primates, hinting that those primates may also be able to spot kin. See how you do in our primate face test
Which chimp on the top row is related to the chimp on the bottom? Click to the next image for the answer.
(Image: Alexandra Alvergne)
(Image: Alexandra Alvergne)
Which gorilla on the top row is related to the gorilla on the bottom? Click to the next image for the answer.
(Image: Alexandra Alvergne)
(Image: Alexandra Alvergne)
Which mandrill on the top row is related to the mandrill on the bottom? Click to the next image for the answer.
(Image: Alexandra Alvergne)
(Image: Alexandra Alvergne)
Which baboon on the top row is related to the baboon on the bottom? Click to the next image for the answer.