In the dark for 11 million years: How blind cavefish rewrote evolution

Small, colorless, and blind, amblyopsid cavefishes inhabit subterranean waters throughout the eastern United States. In a new study, Yale researchers reveal insights into just how these distinctive cave dwellers evolved — and provide a unique method for dating the underground ecosystems where they reside.

In an analysis of the genomes of all known amblyopsid species, the researchers found that the different species colonized caves systems independently of each other and separately evolved…

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News Source: www.sciencedaily.com

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