Jellyfish as a species are actually older than dinosaurs and sharks.
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Sloths take two weeks to digest their food.
243
Early American humans hunted car-size armadillos and used their shells for houses.
12
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
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
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8