Our Earth

Our Earth

Fossils
Season 1  |  Episode 2  |  ABC  |  February 23, 2010
Classification: General Classification: General
This video has closed captioning

A fossil is a trace of a living thing left in rock. Fossils offer a three-part challenge - first to reconstruct the organism itself, then to reconstruct the world it lived in, then to understand its place in time and evolution.

A fossil is a trace of a living thing left in rock. Fossils offer a three-part challenge - first to reconstruct the organism itself, then to reconstruct the world it lived in, then to understand its place in time and evolution.

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