Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
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).
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
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Camels and llamas can cross breed. The offspring is called a ‘Cama’.
10
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
The oldest recorded elephant lived for 82 years.
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