quadruped 'four feet'. Limited and exclusive bipedalism can offer a species several advantages. Bipedalism raises the head; this allows a greater field...

facultatively bipedal species employ different types of bipedalism corresponding to the varying reasons they have for engaging in facultative bipedalism. In primates...

less costly than both quadrupedal and bipedal walking in chimpanzees. Some hypotheses have supported that bipedalism increased the energetic efficiency of...

arboreal type of bipedalism. The evolution of bipedalism encouraged multiple changes among hominins especially when it came to bipedalism in humans as they...

studies Orrorin tugenensis is a basal hominid that adapted an early form of bipedalism. Based on the structure of its femoral head it still exhibited some arboreal...

consistent with habitual bipedalism. However, recent postcranial evidence suggests characteristics consistent with habitual bipedalism and arboreal clambering...

characteristics of the primate ancestors of Homo sapiens, before the move to bipedalism. He calls the process "backward evolution" and he named the condition...

There are several theories of the adaptation value of bipedalism. It is possible that bipedalism was favored because it freed the hands for reaching and...

have traits similar to that of human beings including upright stance, bipedalism, opposable thumbs, facial features, etc. Annihilus is number 94 Archived...

characteristics of modern humans such as functional hairlessness and bipedalism. The popular science writer Elaine Morgan supported this hypothesis in...