The stem cell map shows the immortal regeneration of invertebrates
Our bodies are capable of healing themselves. They can patch up cuts, fight infections, and even repair broken bones. It’s only true up to a point. If you lose an limb for instance, it will require a prosthesis. Scientists at Harvard and the University of California Davis have now sequenced the RNA for the immortal hydra to figure out how they do it.
Source:
https://newatlas.com/hydra-stem-cell-map-regeneration/60896/