Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
Denmark has twice as many pigs as there are people.
66
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
Sharks, like other fish, have their reproductive organs in their chests.
248
Lobsters have blue blood.
476
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20