When I was 3 my dog had puppies and my dad told me that the puppies were fighting or one of her nipples because it had chocolate milk. I believed my dog had chocolate milk for about a year or 2 then I mentioned it and my mom laughed at me, and told me my dad was joking when he said that.
A childhood belief about cats and dogs

others believed things like this
- Chocolate, they say, rots your teeth. I believed if you drank chocolate milk, your bones would be brown.— Dellio
- I used to belive chocolate milk came from brown or chocolate cows.Anon
- that black women breastfed chocolate milk instead of white milkAnon
- I used to believe that chocolate milk came from chocolate cows.— Scott
- I believed that chocolate milk must have been cow diarrihea......makes since to me— Suzanne
- I used to believe chocolate milk came from brown cows and regular milk came from black and white cowsAnon