Researchers Uncover Evidence of What May Be Earth’s First Mass Animal Extinction
Ever since the Cambrian blast 538.8 million years earlier– a time when most of the animal phyla we’re familiar with today were established– 5 significant mass extinction events have whittled down the biodiversity of all creatures, great and tiny. Researchers from the United States have uncovered proof of one happening earlier, around 550 million years […]
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