The Mystery of the Monkey Trap

The Monkey Trap. Most of us have heard of it. You catch a monkey by using a gourd or a coconut that is nailed down, has a small hole in it, and has some fruit for bait inside of it. The monkey slips its hand into the hole, grabs the prize (making a fist that is too large to pull out of the hole in the process), and is caught. Why is it caught? Because it won't let go of the prize. Then the hunter walks over and whacks it on the head. Easy-peasy. Is it real? I really don't…