Song: Generally, silent but my make clicking metallic rattle call "kah-ah-ah-ah-ah-ah-ah", very creaky, harsh and unmusical or a grating ker-wuck".
Sound: Fernando González-García (Biblioteca de Sonidos Aves de México); 2005 Aug 20; Mexico, Veracruz; Ejido Gavilán Norte, Agua Dulce; Adult; Male; Call;