Cats and dogs can hear ultrasound.
350
Denmark has twice as many pigs as there are people.
66
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
Parrot parents "name" their children with a signature call.
112
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2