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Last updated on April 18, 2014 at 1:21 EDT

Latest Vielka Salazar Stories

2008-02-29 16:28:23

Male fish can amp up their electric fields to woo females and intimidate rivals, research now reveals. A number of fish can generate electric fields. Relatively few such electric fish pack strong enough jolts to defend themselves or stun prey - most just use their electrical discharges to help navigate the water or communicate in the dark. One weakly electric fish is the nocturnal gymnotiform fish (Brachyhypopomus pinnicaudatus), a toothless fish native to the Amazon basin....