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Ancient Vertebrates May Have Had Tools For Walking Long Before They Left The Ocean – ScienceAlert

The very first vertebrates to walk on our planet might have done so in the great ocean deep, millions of years before their later relatives transitioned to the…

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The very first vertebrates to walk on our planet might have done so in the great ocean deep, millions of years before their later relatives transitioned to the land.
In 2018, scientists were shocked to find the little skate fish (Leucoraja erinacea) and some basal sharks were capable of footing it along the ocean floor using many of the same neural circuits that we use to walk today.
Generally, it’s thought that vertebrates only learned to walk when they began to eschew the sea for the shore, roughly…

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