What are Fossils? Fossils are the remains or traces of ancient life. Scientists have
learned a lot about ancient species, such as dinosaurs, by studying these preserved remains.
Find out more about fossils here.
Tools of the Trade
Fossils of trilobites show that change in the species on earth has occurred over time. Scientists have studied
these fossilized trilobites and now call them extinct relatives of animals that you know today. Trilobites are ancient
relatives of lobsters, insects, and crabs.
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