Cats recognise the voice of their owner, but never evolved to care.
22
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Cats sleep for 70% of their lives.
8
Gorillas can catch human colds and other illnesses.
205
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25