Lobsters have blue blood.
476
Lurch, a Watusi bull, had the largest horns in the world.
32
Early American humans hunted car-size armadillos and used their shells for houses.
12
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
Bats sleep 18-20 hours per day.
5
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12