Fish had the genes to adapt to life on land—while they were still swimming the seas – Science Magazine

This illustration from a 14th century Dutch encyclopedia of animal life shows scientists have been thinking about the fin to limb transition for centuries.
Der naturen bloeme/Nationale Bibliotheek
By Elizabeth PennisiFeb. 10, 2021 , 3:30 PM
Almost 700 years ago, Jacob van Maerlant, a Dutch poet, envisioned a fish all set for life on land: It had sprouted arms to hoist itself ashore. Now, three genetic studies make his fantasy look remarkably prescient. Together, the studies suggest that in terms…

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