When cats are happy, they may squeeze their eyes shut.
10
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
The largest earthworm on record was found in South Africa and measured 22 feet.
151
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2