The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
The octopus does not have a blind spot.
273
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82