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8 unexpected animals that sing

toadfish

Photo: prilfish/Flickr

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Toadfish can be tenors

The male toadfish’s song, which is described as a hum, is employed to lure females to his nest. Andrew Bass, an animal researcher at Cornell University, told Msnbc.com, "It's not as complex as what you hear mammals and birds doing; it's the simplest type of communication ... but the parts of the nervous system that generate sounds are easiest to study in these fish.”