is quadrupedalism. This upright locomotion is called "orthograde posture". Orthograde posture in humans was made possible through millions of years of...
13 KB (1,598 words) - 17:33, 24 December 2023
Bipedalism (redirect from Bipedal posture)
Gorilla before losing it in Australopithecus. The evolution of an orthograde posture would have been very helpful on a savanna as it would allow the ability...
80 KB (9,557 words) - 19:47, 12 October 2024
Quadrupedalism (section Pronograde posture)
including many living birds and extinct dinosaurs. Nonhuman apes with orthograde (vertical) backs may walk quadrupedally in what is called knuckle-walking...
8 KB (746 words) - 15:34, 20 September 2024
measure the comparative energy used when lacking orthograde posture with using fully upright posture. Although it is harder to walk upright with bent...
41 KB (5,000 words) - 05:41, 28 July 2024
and their ancestors, mostly due to their large size and upright or orthograde posture. The resemblance is even stronger for indri, which lack the long tail...
175 KB (18,671 words) - 20:52, 9 September 2024
indicate an orthograde body plan. Recovered vertebrae indicate a relatively short, wide, and deep thorax support the orthograde posture for climbing...
10 KB (1,112 words) - 13:12, 21 September 2024
Indriidae) (B) During the curled-up vertical cling leap, the torso is sub-orthograde with all limbs positioned in front of the body. (ex. Galago) (C) During...
14 KB (1,557 words) - 04:26, 15 November 2021
more often considered an extension of "orthograde clamber" rather than an independent form of locomotion. Orthograde clamber is when the majority of the...
26 KB (3,174 words) - 19:59, 31 March 2024
All five limbs help support the body while the back is horizontal. Orthograde tail/quadrumanous-suspend: All five limbs help support the body while...
18 KB (2,202 words) - 15:45, 26 August 2024
animals are shown below. Anatomical axes in a human, similar for other orthograde bipedal vertebrates Anatomical axes and directions in a fish Spheroid...
45 KB (5,265 words) - 16:52, 10 October 2024
1999 Niemitz, Carsten (2002). "A theory on the evolution of the habitual orthograde human bipedalism—the 'Amphibische Generalistentheorie'". Anthropologischer...
8 KB (891 words) - 05:18, 25 June 2024