The seahorse is the only fish to have a neck.
12
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Sharks, like other fish, have their reproductive organs in their chests.
248
A 42-foot sperm whale has about 7 tons of oil in it.
209
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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