Ancient eye cells suggest color vision is 300 million years old

December 23, 2014 8:06 PM

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Ancient eye cells suggest color vision is 300 million years old

Fossilized rod and cone cells the kinds that help people see have been discovered for the first time, researchers say.

The finding reveals that such eye cells have existed for at least 300 million years, and that the ancient fish they were discovered in likely saw in color, according to the study's scientists.

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