When Did Crabs Evolve Their Iconic Sideways Scuttle? Scientists Traced It to a Common Ancestor That Lived 200 Million Years Ago
The findings suggest that their famous lateral movement evolved just once. It may have helped the animals rapidly spread and diversify because moving in two directions meant they could easily escape predators
Original Source
Read the full article at Smithsonianmag →KhanList aggregates and links to publicly available news content. We do not host full articles from third-party sources. Always verify important information with original sources.