Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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
Penguins have a gland above their eye that turns saltwater into freshwater.
12
A 42-foot sperm whale has about 7 tons of oil in it.
209
Giant Anteaters' front legs look like a panda.
48
Female kangaroos have three vaginas.
2