An alligator can go through 2,000 to 3,000 teeth in a lifetime.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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Giant Anteaters' front legs look like a panda.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
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Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
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