1 Question: what was the first animal alive Keywords: animal, evolution Asked by anon-190409 to Matt, Maia on 14 Nov 2018.
Matt Bower answered on 18 Nov 2018:
It’s hard to say, because it depends what you call an animal. The oldest animal fossil we have found is of a very simple jellyfish like creature called a Dickinsonia. It lived 558 million years ago – wow!
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