Most Extreme

Season 1, Episode 23
Humans have always proved their fitness levels by becoming athletes. But they're nothing compared to the greatest animal athletes. Discover that it's simply just no contest when the champions of the wild are taken to the Most Extreme.

Season 1, Episode 22
The nastiest natural born killers are here and it's time to line up the top 10 most wanted and see which one has the highest human hit rate. Discover the difference between the quick and the dead when dangerous animals are taken to the Most Extreme.

Season 1, Episode 21
In the evolutionary arms race, the creatures with the most extreme defenses are often the ones left standing. From hard shells to sharp quills, find out what it takes to survive the perils of nature.

Season 1, Episode 20
Could you stay underwater for more than an hour or fly through the air using nothing but your own body? From flying snakes to rock climbing goats, these animal daredevils take adrenaline to a level so extreme, we humans can’t even hope to compete.