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First man habitually walking on all four extremities, who was first... | Download Scientific Diagram
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Humans Walking on all Four Extremities with Mental Retardation and Dysarthric or no Speech: A Dynamical Systems Perspective | IntechOpen
![Child with polio walking on all fours smiling towards the camera. Profile. Full body. Stop-motion 19th century film made from photographs. - Stock Video Footage - Dissolve Child with polio walking on all fours smiling towards the camera. Profile. Full body. Stop-motion 19th century film made from photographs. - Stock Video Footage - Dissolve](http://cdn9.dissolve.com/p/D501_111_006/D501_111_006_0004_600.jpg)
Child with polio walking on all fours smiling towards the camera. Profile. Full body. Stop-motion 19th century film made from photographs. - Stock Video Footage - Dissolve
![First man habitually walking on all four extremities, who was first... | Download Scientific Diagram First man habitually walking on all four extremities, who was first... | Download Scientific Diagram](https://www.researchgate.net/publication/300428345/figure/fig3/AS:433425401290758@1480348076419/First-man-habitually-walking-on-all-four-extremities-who-was-first-discovered-in-Turkey.png)