The mother usually teaches their kittens to pee there and use it, some cases it wont but many times the mother will teach them how.
Weird, around week 4 or 6 they will start getting trained by their mother. You might have to help sometimes but usually not :/
K so I'm playing life is strange and I've come to the conclusion that only gay people get to time travel
u almost had ur lucky day the other day then, this flew over us here and someone in finland recorded it https://www.youtube.com/watch?v=iDhoHpSJEQE