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How viruses shape our world. The era of greyhound racing in the U. See how people have imagined life on Mars through history. See More. I think it comes quite naturally to him," Stern said. Louis is not alone. A year-old gorilla in England named Ambam made headlines in for his own human-like strut.
Both Louis and Ambam walk upright to more effectively gather food, which scientists say may be one of the reasons humans evolved to walk on two feet. And yet there is something so animalistic about them, and powerful. So when you see one acting even more human by walking upright like that, it just makes you realize, wow, those are pretty amazing animals.
The world is amazing; nature is amazing," Stern said. The zoo says that despite his size, Louis is actually quite shy and hates getting dirty. Researchers at Case Western Reserve University have cracked the evolutionary mystery of why chimpanzees and gorillas walk on their knuckles: The short explanation is that these African apes climb trees and they are mobile on the ground. Their bodies—more specifically, their hands—represent a compromise adaptation allowing both forms of travel.
Their work was published in The Anatomical Record. They have long arms, short legs, stiff backs and cone shaped torsos.
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