Gene-edited stem cells help geckos regrow more perfect tails
Experiments coaxed the geckos to regrow tails with some nerve tissue and bonelike cartilage
![Mourning gecko](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/10/102121_fk_lizardtail_feat.jpg?fit=1030%2C580&ssl=1)
Mourning geckos (one shown) are an all-female species of lizard capable of regrowing their tails.
Brian Gratwicke/Flickr (CC BY 4.0)