ASOIAF/GOT The Stark Children discover their Warg/Skinchanger powers really early and Ned finds out?

[CarlManvers2019]

I presume that there are Northerners who know enough about Wargs to make the warning “Don’t eat meat when you are a beast, otherwise you will choose to remain a beast”

Or “Don’t have sexual intercourse whilst a beast, that’s just plain disgusting” looking at you Varamyr Sixskins