First blue-eyed human, a dark-haired lactose-intolerant infant, found in 17,000-year-old remains
Histological analysis of the infant's teeth and a healed fracture on his collarbone indicated he had endured a tough birth.
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Giant Sloths, Mastodons, and Humans, Oh My! How These 3 Coexisted In The Americas
New discoveries reveal that giant sloths and mastodons coexisted with early humans in the Americas for millennia.