Why can’t people regenerate limbs like salamanders?
Understanding how certain animals can regenerate entire organs and limbs could help heal injuries in people.
People often wonder why humans cannot regenerate limbs like certain animals, such as salamanders and zebrafish. These animals, like axolotls, have an unparalleled ability to regenerate lost limbs, complete with bones, nerves, blood vessels, and muscles. When a salamander loses a leg, it can regrow a new one, while zebrafish can repair damaged organs like their heart and brain. The question remains: why can these animals regenerate while people cannot?
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