Elaine Morgan Quotes in Survival of the Sickest
That still doesn’t explain the lack of evolutionary pressure against bipedalism and the accompanying reproductive risk caused by the change in pelvic shape. Unless—what if the water changed the equation somehow and made the process easier? If the water made the birthing process easier, then most of the evolutionary pressure would favor the advantages those aquatic apes gained from the shift to two feet.
Elaine Morgan Quotes in Survival of the Sickest
That still doesn’t explain the lack of evolutionary pressure against bipedalism and the accompanying reproductive risk caused by the change in pelvic shape. Unless—what if the water changed the equation somehow and made the process easier? If the water made the birthing process easier, then most of the evolutionary pressure would favor the advantages those aquatic apes gained from the shift to two feet.
