Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
Cats and dogs can hear ultrasound.
350
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
Bats sleep 18-20 hours per day.
5
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
The cat brain weighs about 30g.
167
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 most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2