Was This Half-Billion-Year-Old Wrinkled Sack With No Anus, Previously Believed To Be Our Earliest Ancestor, Actually A Baby Penis Worm? – Defector

Science News

Was This Half-Billion-Year-Old Wrinkled Sack With No Anus, Previously Believed To Be Our Earliest Ancestor, Actually A Baby Penis Worm?  Defector
Source: Science News