The elephant brain weighs about 6,000g.
274
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156