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A close look at the most pungent predators and prey.
Creatures that incorporate spitting and stinging into their arsenal for survival.
Small, deadly creatures packed with lethal venom and poison prove that survival isn't just about size, teeth and brute force.
Some animals take stealth to another level with disguises that let them blend into their surroundings.
An animal's ability to fight could be the difference between life and death.
Secrets of the lethal weapons of the animal world.
The electric catfish and electric ray use shocks to attack their victims, while elephants and kangaroos fight with their feet.