bipedality


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Related to bipedality: Bipeds

bipedality

The ability to walk on 2 feet, which is regarded as a defining characteristic of early homonids.
References in periodicals archive ?
The shift to bipedality was critical in human evolution.
Limited forelimb suspension and arboreal bipedality were probably also within its positional repertoire.
To the instructor only--Examples include: bipedality, opposable thumbs, abstract thought, art, music and literature, complex brains, long childhoods, committing suicide, and possessing complex interconnections in our brains.
Scientists have found evidence of upright walking, or bipedality, in hominid fossils as much as 4 million years old, which is about 1 million to 3 million years after the hominid line split from the ancestors of the chimpanzees and gorillas.
Some paleontologists argue against bipedality by maintaining that pterosaur pelvises would cause the hind legs to stick out, forcing the animal to sprawl on all fours.
15) While australopithecine pelvises and limbs clearly indicate bipedality, particular features such as curved phalanges are interpreted as evidence for some arboreality, or alternatively, as evolutionary holdovers from arboreal ancestors.