It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
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
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
The elephant brain weighs about 6,000g.
274
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
There's a lizard known as the 'Jesus Lizard' that can run across water.
11