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Quadrupedalism is a form of locomotion where four limbs are used to bear weight and move around. An animal or machine that usually maintains a four-legged posture and moves using all four limbs is said to be a quadruped (from Latin quattuor for "four", and pes, pedis for "foot").
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Quadrupedalism

Quadrupedalism is a form of locomotion where four limbs are used to bear weight and move around. An animal or machine that usually maintains a four-legged posture and moves using all four limbs is said to be a quadruped. Quadruped animals are... Wikipedia
Quadrupedalism involves both forelimbs and hind limbs, of course, although not to an equal extent. Some quadrupeds are hind limb-dominated; in others, the ...
Jul 16, 2014 · The quadrupedal gait of these individuals has therefore been erroneously described as primate-like, further weakening the “devolution” ...
Quadrupedalism. Quadrupedalism can be divided into arboreal (the most common) and terrestrial versions. Quadrupedal primates have fore- and hind limbs of ...
Apr 16, 2017 · Though quadrupedalism is not as mechanically demanding as other locomotor behaviors—such as brachiation or vertical clinging and leaping— ...
Mar 14, 2013 · This appears to be due to a synergistic extension of the ankle and knee joints resulting in a backward shift in the pelvis. Gait analysis showed ...
Quadrupedalism from link.springer.com
Quadrupedal walking and running are certainly not the first things that come to mind when one considers unique aspects of primate locomotion.
Quadrupedalism from anthropology.iresearchnet.com
Arboreal primates include various types of quadrupeds, brachiators, “quadrumanus” climbers, and vertical clingers and leapers. Terrestrial primates include ...
Quadrupedalism from www.britannica.com
The former gait is characteristic of the African apes (chimpanzee and gorilla), and the latter of baboons and macaques, which walk on the flats of their fingers ...
Chimpanzees (Pan troglodytes) habitually walk both bipedally and quadrupedally, and have been a common point of reference for understanding the evolution of ...