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Season 7 Episodes
13 episodes1
Tiny Killers
2
Mutants
3
Heat Seekers
4
Hide and Eat
5
Amazon's Most Lethal
6
Savage Seas
Eight-armed octopus; whitetip reef shark.
7
Swamp Survivors
8
Terrors of the Deep
9
Invisible Killers
10
Wolf
11
Hyena
12
Killer Whale
13
River Predators
The animals that live on, and over the Earth's rivers are some of nature's most specialized killers; from the Archer Fish to the Giant Otter.