The Sixth Great Extinction – Part 1

The Ordovician-Silurian Events...450-440 Million Years Ago... The Field Natural History Museum is located in a large complex of buildings alongside the Shedd Aquarium, Adler Planetarium, and Soldier Field where the Bears play, on a tiny peninsula jutting out into the placid waters of Lake Michigan in Chicago, Illinois. As you stand before the tall marble … Continue reading The Sixth Great Extinction – Part 1

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