Yellow warblers near busy roads become increasingly aggressive when traffic drowns out their territorial songs, and noise pollution could trigger fights. A pair of Galapagos Yellow Warblers (Setophaga ...
This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...
This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...
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