When dragonflies mate, their tails form a love heart.
22
Sharks, like other fish, have their reproductive organs in their chests.
248
Rattlesnake mating sessions have been known to last more than 22 hours.
232
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9