The Best Episodes of Race of life

There are many fine examples of evolutionary history in the natural world. Whales evolved from land-dwelling creatures to today's marine mammals.

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The leopard is perhaps the best-equipped big cat, with a population spread far and wide, but lions have almost no predators.

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Desert animals have evolved to handle heat and lack of water. This includes scorpions, which have existed since life first crawled from the sea.

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The African Savannah sees thousands of battles each day. How do elephants survive on a diet that even the strictest vegetarian would avoid?

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Males and females of some species fight viciously. Though they are usually not trying to kill each other, the fighting can result in death.

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With predators always looking for a meal, their prey must constantly avoid being eaten. Defensive adaptations add to their chances of survival.

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Attack and escape scenarios involving avian predators and their prey, including horizontal speeding and diving to avoid capture.

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Crocodiles are descended from animals that roamed Earth 250 million years ago, while snakes rely on the sun to control their temperature.

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From insects that look like leaves and snakes that play dead to flying fish and poisonous toads, animals defend themselves in fascinating ways.

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Almost all animals living in the sea have bodies designed for hunting or protection, and predators have adapted extreme measures to survive.

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Protecting themselves underwater is a matter of invention and reinvention, so aquatic animals deploy an array of strategies just to stay alive.

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Protecting themselves underwater is a matter of invention and reinvention, so aquatic animals deploy an array of strategies just to stay alive.

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There are many reasons why insects survive, from strong, flexible shells to wings that give them the option of flying away from danger.

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Nocturnal animals use the dark to escape predators, avoid the heat of the day, and take turns sharing food and resources.

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