Animals
Blind Cavefish Evidence of Expedited Evolution Triggered by Stress
A tiny, eyeless fish found deep within Mexican caves may be on its way to becoming the next big star of evolutionary research. According to the authors of a new study published in the journal Science, they have used the cavefish, known as Astyanas mexicanus, to demonstrate for the first time in nature the unveiling of so-called cryptic genetic variations in an animal.
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