The Most Extreme

The top 20 animals of all time.

Meet animals with jumping power that can put NBA pros to shame. Sure, rabbits can hop, but the klipspringer can out-jump any bunny. Prepare to be amazed as little-known creatures rise to the top of the list when it comes to jumping ability. We humans think we can jump our basketball players and gymnasts prove that. But we've got nothing on the animal world. Rabbits are known for their hopping, but the klipspringer can out-jump any bunny. But which is the Most Extreme Jumper? This countdown will reveal the winner.

Some animals are so greedy that they put pigs to shame. Tiger sharks swim around with just about anything in their stomachs and the Tasmanian Devil can swallow 40 percent of its body weight in a half-hour. That's like eating 216 hamburgers for lunch! We all know pigs are pigs. But are they really the worst gluttons on earth? There are other animals that are so greedy they put the pig to shame — The Tiger Shark has been found with a vast array of things in it's stomach — seems like it will eat just about anything. The Tasmanian Devil can swallow up to 40 percent of its body weight in only 30 minutes — that would be like a human devouring 216 hamburgers during a half-hour lunch break. Seems like a pig isn't such a pig after all and this countdown reveals the greediest of them all.

At 60 mph, the cheetah is fast, but watch these other speedy creatures fly! The basilisk lizard runs so fast that it can walk on water and the ostrich is just about the fastest animal on two legs. Meet the most extreme of the speedsters. A cheetah can run at almost 60 miles per hour. But is it the fastest animal on earth? The basilisk lizard runs so fast that it can walk on water. And while the ostrich will never fly, it's just about the fastest thing on two legs. This countdown will reveal the Most Extreme of the Speedsters!

How do the Moms of the animal kingdom compare to those of the human world? Do some of the deadliest predators have maternal, as well as killer instincts? The Most Extreme Moms goes in search of the top ten mothers in the wild and pitches their nurturing abilities up against those of human mothers. With polar bears that sleep through labor, elephants that give birth to 200lb babies, orangutans that build about 30,000 homes in their lifetime and marine creatures that produce 50,000 young, these Extreme Moms put humans to shame! But which animal will steal the top spot? Could it be the elephant seal cow that puts on 600lbs during pregnancy? Or perhaps the mother alligator that carries its young between her snapping jaws? Some moms are really cool, but what makes a Mom extreme? We're counting down the top ten Moms on the planet — so standby for the mother of all programs, when motherhood is taken to The Most Extreme.

How do the paternal instincts of the animal kingdom match up to those of the human world? Could some of the macho males of the wild also be sensitive new age fathers? The Most Extreme: Dads searches the African plains, the mountaintops of the Andes and the murky waters of Japan to find the ultimate fathers in the animal world. From lions that defend up to 20 cubs, to the marsupial mouse that makes the ultimate sacrifice to give its young a better chance of survival, there are no limits to what these Dads will do for their kids. But which creature will be the world's number one Dad? Will it be the South American ostrich that spends 40 days and 40 nights watching over the eggs and then has up to 20 chicks by his side for the next two years? The Darwin frog that eats its eggs and stores them in its vocal sacs to keep them out of the way of hungry predators? Or perhaps the mother of all fathers will be male Emperor penguins that starve for four months and huddle together on land to protect

What is the deadliest animal on earth? With all stings considered, it's got to be an animal that gives lethal injections. We're counting down the top ten most extreme venoms in the animal kingdom, and finding out just what happens when these toxins get under our skin. The countdown contains a real life reptilian monster with deadly dribble, an octopus the size of a golf ball with spit that's 10,000 times more deadly than cyanide, and a killer snail that harpoons its prey and injects them with a cocktail of toxins, including one painkiller 100 times more effective than morphine! We'll also meet a woman who has a thing for bee stings. She's stung herself 45,951 times, and it's all for the good of her health! We'll also find out why a young Thai woman spent 32 days locked in a glass cage with 3400 deadly scorpions; and go on the road with Venom One — the world's only emergency anti-venom response unit. Discover that reality bites, when venom's taken to The Most Extreme.