living fossil in Polish
living fossil in Polish
żywa skamielina
(evolutionary theory) Any species discovered first as a fossil and believed extinct, but which is later found living; an organism that has remained unchanged over geological periods. [from 1859]
żywa skamieniałość
(evolutionary theory) Any species discovered first as a fossil and believed extinct, but which is later found living; an organism that has remained unchanged over geological periods. [from 1859]