Located in the Peñablanca protected landscape of northern Luzon, Philippines, Callao Cave has radically transformed the landscape of island Southeast Asian paleoanthropology. In 2007, archaeologists unearthed a single, small third metatarsal bone directly dated to 67,000 years ago using uranium-series ablation. Subsequent excavations recovered additional teeth, hand bones, and a fractured femur from at least three distinct individuals, leading t…
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