Ancient shell beads in North Africa suggest early origins of symbolic human behavior
In short: Archaeologists who excavated a cave in Morocco discovered shell beads dating back approximately 82,000 years. These perforated marine shells, found at the Grotte des Pigeons site, represent some of the earliest known examples of explicitly symbolic objects created by early humans.
The discovery suggests that bead-making and the creation of personal ornaments were widespread in Africa and southwest Asia long before similar cultural artifacts appeared in Europe. The shells show wear patterns indicating they were likely suspended as jewelry and were coated in red ochre.
The study relies on luminescence and uranium-series dating techniques to establish the age of the archaeological levels. However, the research is limited by the fact that the specific dates for many other sites with similar ornaments remain less precise.
Why it matters: These tiny artifacts provide a window into the early development of complex human social behavior and symbolic thought.
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Sources
- Summary by Intellect · source: Research: Bouzouggar et al. (2007). 82,000-year-old shell beads from North Africa and implications for the origins of modern human behavior. Proceedings of the National Academy of Sciences.
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