The head of a jellyfish is called the "Bell."
6
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
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
Female kangaroos have three vaginas.
2