A tube that did nothing but eat and poop is your oldest ancestor

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The ancestor of all animal life, including humans, was discovered in fossils from Australia.
The tiny, worm-like creature had an opening in its front and one in its rear, with a gut in between. It likely burrowed in the ocean floor in search of edible material.
The research was published in the journal Proceedings of the National Academy of Sciences.
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Researchers studying fossils from Australia have discovered what they believe is the oldest known ancestor of all animal life on Earth, including humans. Described as a “tiny, wormlike creature,” it was basically a fleshy little tube that did little more than eat and poop. For some of us, that description might hit a little too close to home.

The discovery, which is the subject of a new paper published in Proceedings of the National Academy of Sciences, reveals some key details about the creature that we can all trace our ancestry to. The worm-ish organism has been named Ikaria wariootia, but what it lacks in a flashy name it makes up for by being, well, almost entirely unremarkable.

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A tube that did nothing but eat and poop is your oldest ancestor originally appeared on BGR.com on Wed, 25 Mar 2020 at 01:18:11 EDT. Please see our terms for use of feeds.