Quote Originally Posted by SannaR View Post
Well part of it is that until the Sorrow of Werlyt happened even in game people said oh Garlean halfbreeds don't have the Garlean third eye. Then we learn Severa is half Garlean and has a Garlean third eye. There is some bit of compatibility thrown in earlier sections of the story where part of the reason why there isn't more inter racial children is that some of the races seem to not be able to produce offspring. Or at least babies that ended up being born. Then there's the whole being with someone not of your own race taboo to the point many lovers don't stay together long enough for a child to begotten.
Nothing in the game ever suggests that there is trouble having kids between races. That's just something players have come up with to explain why we don't see the kids instead of the obvious devs don't feel like making more models.