Study of 500 Ice Age spear points reveals how Clovis hunters managed risk

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A new study examined nearly 500 projectile points used by ancient Clovis and Cumberland cultures in Tennessee during the late Ice Age. Researchers found that Clovis hunters frequently resharpened their spear points, likely due to limited knowledge of local resources. In contrast, Cumberland groups tended to discard points that still had usable life left in them. This behavioral difference suggests that resource management strategies evolved as these cultures grew more familiar with their environment over successive generations.

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