The 8,800-Year-Old Man Found 1,000 Feet Inside A Colorado Cave — And The DNA Test That Linked Him To A Native American Founder Lineage
Their lung capacity tends to be larger, their hemoglobin concentrations higher, their bodies better adapted to extracting oxygen from thin air.
Indigenous populations of the high Andes, the Tibetan Plateau, and the Ethiopian highlands show genetic and physiological adaptations to high altitude that have been shaped by thousands of years of residence in high-altitude environments.
Whether the Hourglass Cave man had grown up at high altitude or was a lowland individual visiting the mountains is not established by the available evidence.
His robust build and physical capability could reflect either a highland-adapted physique or simply the normal robusticity of an active early Holocene hunter-gatherer.
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