Episode 1
From the great white shark to the Nile crocodile, see how nature's apex predators have established their positions on top of the food chain.
Episode 2
Tread with caution - hidden beneath logs, in trees, burrows or long grass are creatures so deadly that one bite is enough to take down an adult elephant.
Episode 3
The world is hard for those who do not have size on their side. But these small creatures are seasoned in survival.
