When dragonflies mate, their tails form a love heart.
22
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
Mosquitoes don't just bite you, they also pee on you.
11
Jellyfish as a species are actually older than dinosaurs and sharks.
383
The elephant brain weighs about 6,000g.
274
Condoms were originally made of animal intestines or linen.
347