Season 7 Episodes
1. Tiny Killers
September 9th, 2011
2. Mutants
August 16th, 2011
3. Heat Seekers
July 8th, 2011
4. Hide and Eat
July 15th, 2011
5. Amazon's Most Lethal
August 26th, 2011
6. Savage Seas
August 29th, 2011
Eight-armed octopus; whitetip reef shark.
7. Swamp Survivors
July 1st, 2011
8. Terrors of the Deep
July 1st, 2011
9. Invisible Killers
December 12th, 2002
10. Wolf
February 18th, 2013
11. Hyena
February 25th, 2013
12. Killer Whale
February 11th, 2013
13. River Predators
April 22nd, 2014
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.
