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Submission + - Scientists regrow chicken wing

An anonymous reader writes: Unlike salamanders and lizards, most animals have lost the ability to replace missing limbs. But a research team in San Diego has been able to regenerate a wing in a chick embryo — a species not known to be able to regrow limbs — suggesting the potential for such regeneration exists innately in all vertebrates, including humans.

How come everyone's going so slow if it's called rush hour?