I have only one cousin, who happens to be male. I thought, like dads, uncles, or brothers, cousins could only be male. I was probably 10 before I realized the truth!
A childhood belief about family

others believed things like this
- I thought the word mailman was male man and it seemed dumb to me as aren't all men male?— andalite
- I used to think that to desex an animal meant to turn it from a male to a female or female to male.— Phil
- I thought all poodles were female...i mean how can you be a male poodle and live with yourself?Anon
- We had a male cat that wasn't neutered. I thought his testicles were just the cat version of a butt.— Robyn
- i used to believe a dog was the male version of a cat.Anon
- I used to believe that male hamsters just had very big bottoms.— Karen