Cats recognise the voice of their owner, but never evolved to care.
22
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
The reindeer is the only mammal that can see UV light.
17
The colossal squid has the largest eyes in the world.
4
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Drivers kill more deer than hunters do.
660