splits

So I can't find the answer to this anywhere for some reason, maybe I'm just missing it but I don't know. maybe it's just a really stupid question and my brain isn't working, it's been one of those days. Questions is, I know that a parents split can show visually in a chick but can the babies...

I bought a pair of Cockatiels that I know nothing about other than what I can see. I've raised birds for years, but also been out a few years. I purchased a heavy pied male and a whiteface/Pied hen. The first clutch, my only baby came out as a Cinnamon pearl and my first baby from the second...

PINNING CHICKS! it's sounds horrible, I've never heard that before but I'm guessing it means when they start to get those spiky things that open up into feathers, I have no idea what a split is and what on earth is WINGSPOTTING!? :o