Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
There's a lizard known as the 'Jesus Lizard' that can run across water.
11
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Cats recognise the voice of their owner, but never evolved to care.
22
Parrot parents "name" their children with a signature call.
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