Kratts' Creatures Wacky Animal Facts Author:Martin Kratts, Chris Kratts Did you know that the 25-foot long South American constrictor can weigh a whopping 600 pounds?1 Or that a zorilla smells even worse than a skunk? Or that when the Australian frilled lizard wants to make his enemy panic, he ruffles out his neck scales, opens his mouth ferociously, and makes wild hissing noises?!