The crone’s mouth twitched toward a smile, despite the battle, the draining night. “I was your father’s grandmother,” she clarified at last. “I myself bore your grandfather, who mated a Crochan Queen before she died giving birth to your father.” Another thing they’d inherited from the Fae: their difficulty conceiving and the deadly nature of childbirth. A way for the Three-Faced Goddess to keep the balance, to avoid flooding the lands with too many immortal children who would devour her resources.
Co the Cochans can bore male children but the iron witches: black beak, yellowlegs, and blue bloods who only can bore girls
In which it seems 🤔

