PhysOrg Posted January 31 Share Posted January 31 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 albus, this sound would be painful to humans listening nearby and capable of causing immediate hearing damage from about a yard away.View the full article Quote Link to comment Share on other sites More sharing options...
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