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Nature's fiercest creatures are spotlighted.
Season 1, Episode 8
The possible return of the eastern cougar, believed to have gone extinct a century ago, is investigated.
Season 1, Episode 7
A search for a gigantic ancient reptile that is rumored to still be alive in Australia's Greater Blue Mountains.
Season 1, Episode 6
The gray wolf population in northern Minnesota is investigated.
Season 1, Episode 5
Deadly crocodile attacks along the Limpopo River in South Africa are investigated.
Season 1, Episode 4
A search for jaguars in the Yucatan Peninsula.
Season 1, Episode 3
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.
Season 1, Episode 2
A visit to Costa Rica spotlights the six-inch Brazilian wandering spider, which is one of the world's deadliest spider species.
Season 1, Episode 1
The examination of past and present fierce predators begins with a search for the legendary Australian sea serpent, which may actually be one and the same as the ferocious Australian tiger snake.
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