Human newborns arrive remarkably underdeveloped. The reason lies in a deep evolutionary trade-off between big brains, bipedalism and the limits of motherhood.

1. Introduction / Tracy L. Kivell, Pierre Lemelin, Brian G. Richmond, and Daniel Schmitt -- 2. On primitiveness, prehensility, and opposability of the primate hand : the contributions of Frederic Wood ...

The study of human evolution and comparative anatomy bridges palaeontology, biomechanics and evolutionary biology to elucidate the origins of our unique anatomy. Recent analyses have shed new light on ...

Why do human look like humans, rather than like chimps? Although we share 99% of our DNA with chimps, our faces and bodies look quite different from each other. While human body shape and appearance ...

Modern evolutionary biology reveals starfish, or sea stars, possess a body plan akin to a head without a trunk. Genetic and developmental studies show they lack trunk-producing signals, with ...