Fossil Friday: An Ediacaran Animal with a Question Mark
A. Yu Ivantsov, animals, dickinsoniids, Ediacaran biota, Epibaion, Evolution, Evolution & Development, flatworms, Fossil Friday (series), IFLScience, jello, microbial mats, multicellular animal, muscles, nervous system, Nilpena Ediacara National Park, outback, paleontology, placozoan, Precambrian, protists, Quaestio simpsonorum, Roomba, sandstone, South Australia, trace fossils, Tribrachidium
To claim that such undefinable blobs in sandstone represent fossils of the oldest motile animals is massively overselling the evidence to say the least. Source