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Press Release 08-177

Fitness in a Changing World

The genetics and adaptations of the Alaskan stickleback fish

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Illustration showing that different genes in different stickleback fish result in different fitness.

Different genes code for two different forms of stickleback fish and result in different fitness.

Credit: Zina Deretsky, National Science Foundation


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Cover of this week's issue of Science magazine.

Research on genetics of Alaskan stickleback was published in this week's issue of Science magazine.

Credit: Copyright 2008 AAAS


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