At least 200,000 species sing in ways that are silent to humans. Listen to one of them now Posted on February 22, 2024 By fonexspec No Comments on At least 200,000 species sing in ways that are silent to humans. Listen to one of them now The sound of the dime-sized treehopper is usually inaudible to humans. Using special equipment, the Secret World of Sound team captured its courtship duet Share this:FacebookXEmailTwitterThreadsWhatsAppLinkedInTelegramLike this:Like Loading... Related Tech News