Meet Our Oldest Standard Ancestor: A 555 Million-One year-Aged Worm-Like Creature

Scientists have discovered our earliest common ancestor — and the earliest ancestor of all animal life. The honor goes to a minuscule worm-like creature that lived on the seafloor 555 million years ago. Researchers led by geologists at the University of California (UC) Riverside have identified it as the first known bilaterian, an organism with…

View More Meet Our Oldest Standard Ancestor: A 555 Million-One year-Aged Worm-Like Creature

A tube that did nothing however consume and poop is your oldest ancestor

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…

View More A tube that did nothing however consume and poop is your oldest ancestor