Biologists Can Distinguish Species Of Brazilian Fishes By Their Mating Calls
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Alexandre is a research scientist and professor at The Federal University of Minas Gerais.

                       

Biologists Can Distinguish Species Of Brazilian Fishes By Their Mating Calls

Over 800 species of fishes are reported to produce species-specific sounds. The sounds are produced for a number of different reasons, including aggression, stress or alarm, and mating displays. Fishes have evolved the ability to produce sounds using a variety of mechanisms - the largest diversity of sound generation mechanisms among vertebrates. These mechanisms include two major categories - stridulation, which is the rubbing together of body parts such as ligaments, spines, teeth, and cranial elements, and swim bladder vibration...

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