Game designer-in-training Andrea Rubenstein has just published a great article about fantasy bodies in MMOs, focusing in particular on sexual dimorphism in World of Warcraft. She points out the ...

Ever wonder why males and females of the same species can sometimes look radically different from each other? It's all thanks to a condition known as sexual dimorphism, which is generally triggered by ...

Some Caribbean lizards' strong sexual dimorphism allows them to colonize much larger niches and habitats than they might otherwise occupy, allowing males and females to avoid competing with each other ...

The selection pressures responsible for the evolution of reversed size dimorphism (RSD) in raptors have been the subject of much conjecture. Hypotheses proposed for why it evolved also suggest how it ...

Studies of sexual dimorphism commonly focus on male morphology, often viewing males as divergent both evolutionarily and ontogenetically. For example, in continuously growing vertebrates such as ...

Scientists now believe two human species coexisted at Dmanisi Hominid Archaeological Site in Georgia at a crucial point in ...

A new method to estimate sexual dimorphism in fossil species near the base of our family tree has been just published in the Proceedings of the National Academy of Science (PNAS), through the joint ...

Men appear to be evolving to be sexier, researchers have found. According to a new paper in the journal Biology Letters, men are getting increasingly "sexy and formidable," gaining in height and ...

Modern pinnipeds (the group that includes seals, sea lions and walruses) show a range of sexual dimorphism (large differences in size between males and females) and mating systems that span the ...

The July issue of the American Journal of Adam Gordon presented new research by anthropologist Adam Gordon that re-examined two landmark hominid samples, Australopithecus afarensis and ...