Improved Vision May Have Drawn Fish to the Land Millions of Years Ago

A new study suggests that millions of years before the first fish came crawling onto land, the size of their eyes roughly tripled – giving them a greater ability to spot potential sources of food on shore.

Using a combination of fossil measurements and computer simulations, researchers Malcolm McIver and Lars Schmitz theorize that radically expanded vision helped spur the transition from water to land about 385 million years ago.


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