500 million-year-old Mystery of Creature with no Anus Solved
Researchers share that they have solved an evolutionary puzzle of a 500 million-year-old microscopic, creature with a mouth yet no anus. When discovered in 2017, it was reported that the small sack-like aquatic creature’s fossil might be humans’ earliest-known ancestor. The early creature, Saccorhytus Coronarius, was tentatively placed into a group called the Deuterostomes. A […]
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