Cats recognise the voice of their owner, but never evolved to care.
22
Gorillas can catch human colds and other illnesses.
205
A puppy is born blind, deaf, and toothless.
16
A cow produces around 200,000 glasses of milk in her lifetime.
373
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4