The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
The reindeer is the only mammal that can see UV light.
17
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
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
Cats recognise the voice of their owner, but never evolved to care.
22