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Mini creatures with mighty voices know their audience and focus on a single frequency

  • Written by Bernard Lohr, Associate Professor of Biological Sciences, University of Maryland, Baltimore County
Mini creatures with mighty voices know their audience and focus on a single frequencyThe coquí frog, *Eleutherodactylus coqui*, is loud enough to wake people at night.Éktor/flickr, CC BY-NC-ND

In the cloud forests of South America, amid the constant cacophony of bird and insect noise, a deafening blare pierces through the background from time to time. Belonging to the loudest known bird, the white bellbird, Procnias...

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