![image]() >** Lingua ** is a type of animal that rides on shell or tailed shells that live in the sea. Although often said to be an animal that likes to ride but Lingula is not including parasitic animals. Although the name is less well known but this animal is considered able to survive from ** nuclear radiation **. Quoting some experts and ** ** scientists in the historical document ** The Big Five ** that the universe is considered to have experienced the phenomenon of extinction of living things five times due to cataclysm. According to the expert, the lingula is the only animal that successfully escaped the mass extinction event. This means that for five times the extinction phenomenon occurs and until now the lingula is alive and even breed like other normal animals. Because the theories presented by the experts is what makes them also convinced that the tailed tailed shell lingula able to adapt and survive despite exposure to nuclear radiation.