i thought that girls were supposed to kiss and hug girls and boys were supposed to kiss and hug boys, the same way that cats love other cats and dogs love other dogs. if a girl liked a boy it was the same thing as a dog liking a cat, they just didn't match.
A childhood belief about sex

others believed things like this
- that cats were only girls and dogs were only boys. I definetly didn't get the whole reproducing thing yet.— Jamie
- When I was a little girl, I believed that all cats were girls and all dogs were boys. :)— Mary Ellen
- I use to believe that cats and dogs were the same species; cats were girls and dogs were boys.— poopcrystals
- i thought cats were girls and dogs were boys. Anon
- I always thought cats were all girls & dogs were all boys ... I have no idea why.Anon
- I used to believe that all cats were girls and all dogs were boys.— jordan