Ordovician seascape (IMAGE)

Aarhus University

Ordovician seascape

Caption

Life in the Ordovician period looked very different from today. The land was barren and devoid of life, but the sea was teeming. Squids and sea anemones, which can be seen in the illustration, were particularly dominant. But springtails existed at this time as well.

Credit

Fritz Geller-Grimm / Wikimedia Commons

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License

CC BY

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