I thought that dogs were boys and cats were girls.
No idea why.
Its funny, my niece made it to like 8 thinking that aunts were adults and uncles were kids. She had one young uncle, and me. Called me "Auntie Phanto." I still haven't lived it down.
my niece made it to like 8 thinking that aunts were adults and uncles were kids
This fits well with the accidental mild misandry in Catholic school when we learned about differences between men and women. One of the books we had to read said something like "men consistently outperform their female counterparts at making almost miraculously stupid decisions"