There's a rare breed of pig that looks like a sheep.
14
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
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Alligators can live up to 100 years.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25