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+--- Thread: [Sci-Am] Ancient, Pancake-Shaped Marine Animals Were on the Move (/Thread-Sci-Am-Ancient-Pancake-Shaped-Marine-Animals-Were-on-the-Move)
[Sci-Am] Ancient, Pancake-Shaped Marine Animals Were on the Move - Scientific American - 2019-10-01
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/article/ancient-pancake-shaped-marine-animals-were-on-the-move/