Metal Animals

Look — These 6 animals can survive the most extreme conditions on planet Earth

Lyubov Shmakova

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Earth is teeming with more than 8 million species of plants, animals, protists, and fungi alone. Most species are relegated to a small region where they can live by the particulars of their environment, but some hardy animals can thrive in places where no other creature can survive.

Here are 6 of the toughest critters on planet Earth.

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