A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
The Basenji dog is the only dog that is not able to bark.
4
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
The largest earthworm on record was found in South Africa and measured 22 feet.
151