Song: Rapid, slightly squeaky, clipped chatter "kek-kek-ke-ke-ke-ke-ke-ke-ke", like Northern Flicker's "kek" call but with a more rapid tempo.
Sound: Fernando González-García (Biblioteca de Sonidos Aves de México); 2005 Jun 28; Mexico, Veracruz; Bella Esperanza, Coatepec; Adult; Female; Call; Alarm call;