Evolution of the human pelvis

Brain size has a strong effect on human hip bones. The shape of human hip bones results from a compromise between walking on two legs and giving birth to large-brained babies.Humans need narrow hips to walk on two legs, but they also need wide hips to have babies with big brains. This problem is known as the obstetrical dilemma.

Where do the sex differences in the human pelvis come from?

The Genetic Evolution of the Human Pelvis

Figure, Compilation of 6 images detailing] - StatPearls - NCBI Bookshelf

Articulated human pelvis (right) compared to chimpanzee pelvis

Human behaviour and the pelvis - ScienceDirect

Comparison of the birth mechanism in chimpanzees (top) and modern

The evolution of pelvic canal shape and rotational birth in humans, BMC Biology

How the pelvis, and not bipedalism, gave humans their narrow hips

The Ardipithecus pelvis at 4.4 mya was already more human-than

Evolutionary Anatomy – Walking Upright and Childbirth – The HAPS Blog

Walking on two legs – bipedalism - The Australian Museum

Evolutionary Anatomy – Walking Upright and Childbirth – The HAPS Blog

Scientists reveal new details about the evolution of the human pelvis., Scientists reveal new details about the evolution of the human pelvis., By Hashem Al-Ghaili