The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
Cats recognise the voice of their owner, but never evolved to care.
22
A cow produces around 200,000 glasses of milk in her lifetime.
373
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
On some poorly researched trivia lists it is stated as a fact that a pregnant goldfish is called a twit. This is not true as goldfish lay eggs.
71
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
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