3 min read The Cambrian period, part of the Paleozoic era, produced the most intense burst of evolution ever known. The Cambrian Explosion saw an incredible diversity of life emerge, including ...
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What If You Lived in the Paleozoic Era?The Paleozoic Era was divided into six periods ... era/00:00</a> What If You Lived in the Paleozoic Era?02:28 Cambrian Period 03:20 Ordovician Period 04:12 Silurian Period 04:40 Devonian Period ...
3 min read During the Ordovician period, part of the Paleozoic era, a rich variety of marine ... in place of those that didn't survive the Cambrian. Chief among them were the squidlike nautiloids ...
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