Spiny mice can close wounds without scarring, axolotls can rebuild their limbs - and some flatworms can even regrow their heads. These abilities are not only fascinating, but also of great interest to medicine. In the podcast „radioWissen“ by Bayerischer Rundfunk, Prof. Dr. Kerstin Bartscherer (head of the Animal Physiology division) talks about the molecular basis of tissue regeneration and her own research on the subject.