Cats recognise the voice of their owner, but never evolved to care.
22
The head of a jellyfish is called the "Bell."
6
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Ants tend to survive in a microwave because they find the coolest spot and wait!
17
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212