+Prehistoric Life encompasses the vast diversity of organisms that existed on Earth before the advent of human record-keeping. This immense span of time saw the [Evolution](/wiki/evolution) of countless species, from early single-celled organisms to the mighty [Dinosaur](/wiki/dinosaur)s that once roamed the land. Our understanding of these ancient worlds primarily comes from the study of preserved remains.
+## See also
+- [Fossil](/wiki/fossil)
+- [Paleontology](/wiki/paleontology)
+- [Extinction](/wiki/extinction)
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