The truth can sometimes be stranger than fiction. Can a population of deadly serpents marooned on an island for over 10, 000 years grow to be giants and then suddenly learn how to swim.
The giant snakehead fish, a territorial predator that's native to eastern Asia, is featured via trips to Thailand and Arkansas, where it has infested a river.
Over 2,200 Gray Wolves are estimated to roam the forests of northern Minnesota; several fatal attacks have been the result of the wolves acting against their instincts.
Sean is in Australia, tracking down a legendary beast, the Megalania; the Megalania is a gigantic ancient reptile that is rumored to still live in the remote microclimates of Australia's Greater Blue Mountains.e