World's Deadliest: Predator Weapons : FRI OCT 5 at 7P et/pt : http://animals.nationalgeographic.com/animals A velvet worm might be nearly blind, but it's got a weapon: It can slime its prey from nearly a foot away, and paralyze it. The worm can shoot two sticky ropes up to a foot long that incapacitate unwary bugs, making them easy prey.