Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
When dragonflies mate, their tails form a love heart.
22
The elephant brain weighs about 6,000g.
274
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Ants tend to survive in a microwave because they find the coolest spot and wait!
17