Invasion of the Hybrids
Elie Dolgin • November 8, 2008
The sticklebacks of coastal B.C. are ideal for studying natural selection in action — but now crayfish and crossbreeding are threatening to eliminate evolutionary scientists’ favorite fish.
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Animals that researchers call “supersucklers” come back for their mother’s milk even after they can hunt, mate and fend for themselves.
Destroying dysfunctional tissue could reset metabolism.