A list of 11 weird facts you probably didn´t know.

1. “Endytophilia” is the desire to keep one’s clothes on during sex.

2. Both humans and fish share a common sexual practice – Fellatio, or Oral Sex.

3. The penis of a dragonfly is shaped like a shovel and has the ability to scoop out a male rivals semen.

4. In Ancient Greece, women would expose their genitals to ward of storms at sea.

5. The average shelf-life of a latex condom is about two years.

6. The average bout of sexual intercourse burns 360 calories/hour.

7. A woman’s nipples can swell up to 25% their normal size when aroused.

8. In Cali, Colombia, a woman may only have sex with her husband, and the first time this happens, her mother must be in the room to witness the act.

9. In ancient Greece and Rome, dildos were made out of animal horns, gold, silver ivory and glass.

10. The Kama Sutra details techniques on ten types of kisses, 64 different caresses, eight variations on oral sex, and 84 positions for intercourse.

11. It’s been estimated that one out of every two hundred women is born with an extra nipple.