the mammalian species (of which we are) are not 'cold' to their young but very nurturing. But there is one species that is and has no emotional ties to their young…reptiles.
ah…wasn't it like 10-15% (give or take) that fought?
that is some damn good sleuthing on the text there anon. Hopn' ya right. This will be fun to watch the egg drip from the faces.