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College of Arts and Sciences killifish

Self-fertilizing fish reveal surprising genetic diversity

Luana LinsAs weird animals go, the mangrove killifish is in a class of its own.

It flourishes in both freshwater and water with twice as much salt as the ocean. It can live up to two months on land, breathing through its skin, before returning to the water with a series of spectacular 180-degree flips. » More …