No, please do enlighten me.
1 day ---------------- 9 months.
Yeah, I said it. It's THAT different.
Mm, but I shudder at the thought of the poor, mutant child taking some of his/her father's features.

"Aww, look at his hideous, gross fleshy scales and his frightful, horrifying little horns."
Interracial children take their mother's race. Some traits can be found form their father, but not horns and the like.
I don't think unions between Saxheel and other races have ever been documented though.