Really not sure but momma was an the heavy side, I wanna say something like oriental she'd scrap with sister over the nest box sometimes you could hear Thuds, maybe shamo but I'd be speculating.
Born out blackwing shubin hatch with 1 my greys or yellahs point being he has black wings like dad just a brisk 8-9 pounder defiantly needs exercise. Hatched out 1 of his youngins regular size a good deal faster than dad.