Dolphins have names for one another.
18
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Lobsters have blue blood.
476
Condoms were originally made of animal intestines or linen.
347
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Cats and dogs can hear ultrasound.
350