living fossil in Japanese
living fossil in Japanese
生きた化石
(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]
生きている化石
(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]