The crocodile is the largest reptilian predator; the journey from hatchling to killing machine.
Great White Sharks have over 300 teeth and weigh over 3000 lbs; at times hunting in complete darkness, sharks use a vast array of super-senses to locate and eat their prey.
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.
Bear cub's transformation into a killer takes approximately three years.
Five years go into making hyenas killers.
Wolves spend two years honing their killer edge.
The killer whale learns how to be lethal.
Polar bear cubs follow their moms on hundreds of hunts before gaining the ability to do so themselves.
The transformation of a lion from a cub to a killer is detailed along with its steep, often deadly learning curve.
Second-by-second analyses of the incredible life-or-death interactions between predators and prey of the African grassland.
Predators that stalk icy landscapes.
Miniature killers interact with their prey.
Eight-armed octopus; whitetip reef shark.
The Amazon forest is home to extraordinary predators and prey.
Animals that have evolved in interesting ways.
Predators stalk the shadows to ambush their prey.
Desert creatures hunt and evade each other.
Water scorpions, egrets and other predators from swamps.
Undersea battles for survival between predator and prey.
From toothy crocs to gravity defying geckoes, these are real-life monsters. Far from being primitive critters, reptiles have survived due to superior brain power.
The colorful world of flying insects from the cannibal praying mantis to the dragonfly larvae attacking fish.
The many predators, which have developed amazing methods of killing their pray, in the world's oceans.
A look at killer canines.
Using extraordinary senses and strategies, snakes are cold-blooded, calculating, cutthroat killers.
The ocean's most deadly predators and how they detect their pray with super-sensitive smell, sight, battery of teeth and powerful jaws.
They can gently tend eggs, hold on tight and woo a mate, but claws also evolved for the deadliest of ends; slicing, grabbing, tearing and impaling: talons are deadly weapons.
Deadly predators who use speed as their weapon of choice.
A look at the way animal packs hunt.
The predator and prey relationship.
Even the most innocent-looking plants can possess murderous traps and a taste for flesh.
Nature's executioners at their most devious.
The world's smallest creatures can become a deadly force when united against a common foe.
Animals that are designed to stalk, wait and pounce on their prey.
A deadly contest between predator and prey.
Animals that carry deadly poison.
The creatures of the night emerge from the shadows, including crushing boa constrictors and venom-laden scorpions.
Hunting methods of island creatures.
Predators that are hidden, including Sargasso frogfish and the boneless octopus.
Studying predator behavior in the world's rivers.
Predators that haunt cold climates.
Three-dimensional hunting ground that lies within the forest.
Deadly creatures struggle to survive in a coral reef, including cannibalistic sea slugs, whitetip reef sharks and barracuda.
Death comes quickly in many forms for the creatures inhabiting a coral reef.
How canines kill, including the grey wolf, the African wild dog and the red fox.
The hunters beneath the ocean, including humpback whales, tiger sharks and jumbo squid.
A look at the nocturnal creatures whose night vision enables them to do their hunting at night, including cats and owls.
A variety of killers lurk below the surface of the water in a swamp, waiting for their prey to drink the water.
A look at the most graceful killers in the air.
Witnessing the ways miniature predators interact with their victims, including army ants and the praying mantis.
Some of the most graceful hunters on land with the possibility to become lethal killers.
The desert climate is home to extraordinary predators and prey.
Speedy cheetahs stalk gazelles; stealthy leopards try to ambush prey; packs of wild dogs harry larger prey.
Creatures lurk in the lush foliage of the forest's undergrowth.