The Denisovan: Fossil diagnosed in Tibetan Den

Editorials News | Jul-07-2019

The Denisovan: Fossil diagnosed in Tibetan Den

Jawbone from China exposed that the ancient hominid was widespread across the whole world and lived at unpredictable altitude.
In 2008 scientists working in denisovan den, a cold site in Siberia’s Altai Mountains Scientists have uncovered the most complete remains yet from mysterious ancient hominine group known as the denisovans.
The DNA of that bone revealed that its owner belonged to an entirely new group of ancient hominines, distinct from homo sapiens or Neanderthals.
Scientists have since decoded the denisovan genome. But still, no one can identify that what they looked like. Every familiar denisovan fossil would fit in your palm – pinky, three teeth and momentous bone silver from denisovan-Neanderthal hybrid and all of these remnants came from the same den.
But now, an international team of scientists has declared the identification of another denisovan fossil, which is 1500 miles away it’s the right half of a jawbone, some 10,700 feet above of the sea level in a den a jawbone is inaugurated in china’s xiahe canton, on the eastern edge of the Tibetan elevation. The xiahe mandible, as it is now recognized is not only the first Denisovan fossil to be found outside Denisova Cave, but also the very first Denisovan fossil to be found at all. It just took four decades for anyone to realize that.
“It’s the first time that Denisovans are identified far away from the Denisova Cave,” said Jean-Jacques Hublin, a paleoanthropologist at the Max Planck Institute for Evolutionary Anthropology, in a telephone news conference about the findings. Hublin is the senior author on a paper about the findings, which appears on 1 may in Nature “Given that Denisovan DNA is found in present-day people all over Asia, it was almost a matter of time until someone would find a Denisovan at some other place than Denisova Cave,” Svante Pääbo, a geneticist at the Max Planck Institute for Evolutionary Anthropology who led the team that first discovered the Denisovan species, writes in an email to the researchers. Paabo was not involved in the new study but has collaborated with Hublin and another of its authors in the past.
It’s now clear that “there are at least three different waves of peopling in East Asia,” Hubin says. “We have (Homo) erectus that were around probably 2 million years ago,” followed by diverse groups of humans that included Denisovans. “And then there are our species, Homo sapiens, coming much later,” he says. “It’s the emergence of a completely different picture of human evolution in this part of the world.”
By: Tripti Varun
Content: https://www.the-scientist.com/news-opinion/denisovan-fossil-identified-in-tibetan-cave-65825


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