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🔬 Science
May 20, 2026 at 03:57 PM
When Did Crabs Evolve Their Iconic Sideways Scuttle? Scientists Traced It to a 200-Million-Year-Old Common Ancestor
Source:
Smithsonian Magazine
Scientists have traced the iconic sideways scuttle of crabs to a single 200-million-year-old common ancestor, a key evolutionary adaptation for survival.
crabs
evolution
science
discovery
ancestor