by Chris Bodenner
Alexis Madrigal explores them:
Photographer James Mollison reveals the variability of our uncanny human cousins in a stunning series of close-up portraits of the Great Apes. The tight focus of his photographs forces us to look right into the eyes of gorillas, chimpanzees, bonobos, and orangutans of different ages and personalities.
More here, including an explanation of how the photographer got the apes to look so intently. (Click on the image to enlarge. Go here for several individual close-ups.)