Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The elephant brain weighs about 6,000g.
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Whales and dolphins can't taste anything other than salt.
11
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12