Lobsters have blue blood.
476
The seahorse is the only fish to have a neck.
12
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
In Australia, there are spiders big enough to eat snakes.
20