Electric Fish Genomes Reveal How Evolution Repeats Itself - Quanta Magazine

By studying how electric organs arose in different lineages of fish, scientists gain new insights into a long-standing question of evolutionary biology.

Along the murky bottom of the Amazon River, serpentine fish called electric eels scour the gloom for unwary frogs or other small prey. When one swims by, the fish unleash two 600-volt pulses of elect… [+4979 chars]

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