Cats recognise the voice of their owner, but never evolved to care.
22
The colossal squid has the largest eyes in the world.
4
Gorillas can catch human colds and other illnesses.
205
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109