Deep sea evolution: Glowing lures, parasitic males and rapid speciation in anglerfishes.

Anglerfish are creatures of the deep ocean, featuring glowing lures, huge, toothy mouths and parasitic males physically attached to females. A new study finds that genomic degradation of the immune system facilitated the origin of parasitic males as anglerfishes invaded the deep zone where they experienced an adaptive radiation.
Competing Interests: Declaration of interests The author declares no competing interests.
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