The workingmen have perceived that women are in the field of industry to stay; and they see, too, that there can not be two standards of work and wages for any trade without constant menace to the higher standard.
I never found either this or the Northern Shrike return to such prey for food. I have seen them alight on the same thorn bush afterwards, but never made any use of this kind of food.
In the beginning of the human race there was no genetic load which would cause undesirable traits such as appear in offspring of marriages between relatives today.