Heads Up For Crocodile's

Someone on YouTube got video of a crocodile biting a man's head and flinging him back and forth. 

The guy was a zookeeper, doing a trick where he would put his head in the crocodile's mouth . . . and the crocodile just got fed up with it.

Horrifying moment crocodile clamps jaws down on Thai zookeeper's head in stunt gone wrong

Alarming footage has surfaced of a crocodile viciously clamping its jaws down on a zookeeper's head before violently whirling him from side to side. A tourist filmed the trick-gone-wrong last Sunday at a free crocodile show on the island of Ko Samui, Thailand.