Torritopsis Dohrnii is a rare bird. Well a rare fish anyway. When put under stress or damage it reverts back to it’s infant state and starts life anew. This remarkable creature is only the size of a human thumb, but it is a curiosity to all. Scientists are trying to unlock the secrets of it’s unique regenerative abilities. Now you can have this fun and funky shirt, that lets you geek out on science, and share your passion for biological immortality. 100% cotton.