Cats recognise the voice of their owner, but never evolved to care.
22
Sharks have been on the planet longer than trees.
14
Mosquitoes don't just bite you, they also pee on you.
11
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Camels and llamas can cross breed. The offspring is called a ‘Cama’.
10
A cow produces around 200,000 glasses of milk in her lifetime.
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