Condoms were originally made of animal intestines or linen.
347
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18
The reindeer is the only mammal that can see UV light.
17
One in three dog owners say they have talked to their pets on the phone.
427
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Only 3% of bird species have penises.
0
The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12
A cow produces around 200,000 glasses of milk in her lifetime.
373