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Scientific American

2019-10-01, 15:55
Ancient, Pancake-Shaped Marine Animals Were on the Move


The large, disk-shaped Dickinsonia roamed in search of food 550 million years ago



-- Read more on ScientificAmerican.com


https://www.scientificamerican.com/artic...-the-move/
www.chinaphonearena.com > Off The Wall > Tech & Science > [Sci-Am] Ancient, Pancake-Shaped Marine Animals Were on the Move