When cats are happy, they may squeeze their eyes shut.
10
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12