Link: Monkeys Pay to See Female Monkey Bottoms.

Okay, as interesting as it might be to learn that monkeys will pay for naughty pictures, just as lots of people do, I think there’s something else here that’s really intriguing.

What about the fact that monkeys can understand trading for something they want at all? They trade juice for the chance to view images of other monkeys. Don’t you think a creature that can understand that is a bit too intelligent to be kept in a zoo?