How does this three-ton, vegetarian giant become the biggest (mammal) killer of people in Africa?
This giant reptile has survived unchanged for 100 million years. Science reveals its surprising intelligence and what happens when man encroaches on its territory.
When these exotic pets become too much for their owners they wreak havoc on Florida's wildlife and even attack us.
Everyone knows the power of the great white shark but there is so much more to learn about this perfect and ancient predator.
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