Maybe she can! [Or maybe it eats its way out??] If a dragon mom can birth dragon babies, they may be soft on the way out. Look - like a hedgehog!

[Which isn't quite as logical as suggesting, say, an egg, but nobody has ever accused Atsushi of being exceedingly logical - least of all when he's a little annoyed and overly defensive.]

... You don't believe me, do you?