Whales and dolphins can't taste anything other than salt.
11
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Parrot parents "name" their children with a signature call.
112
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Bats sleep 18-20 hours per day.
5
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2