Why can’t people regenerate limbs like salamanders?
Salamanders like axolotls are champions of regeneration. Jaouad.K/iStock via Getty Images Plus Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Why can some organisms (like planaria or salamanders) regenerate limbs, while others cannot? – Anna, age 12, Kansas City, Missouri Imagine losing an arm and simply growing a new one. This amazing ability of regeneration isn’t just something from a superhero movie – it actually happens in real life for some animals. Salamanders are known as champions o
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