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Monday, November 23, 2009

Photo: Blind Cavefish Can Produce Sighted Offspring


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Blind cavefish, like the one seen here, can produce sighted offspring in just a single generation, a new study reveals.

The results show that different populations of the fish lost their sight in different ways but retained most of their visual systems, experts say.

Photograph © Simon Colmer and Abby Rex/Alamy