It would already be in place. The "low number of offspring with protective mother" develops very early in the evolutionary process.
Bird mothers protect their young fiercely and even protect their eggs a lot more firecely that some Liberal human mothers protect their unborn.
"Bird mothers protect their young fiercely and even protect their eggs a lot more firecely that some Liberal human mothers protect their unborn."
It would seem the one thing liberals and creationists have in common is a reluctance to believe in evolution.