Photo:Charles M. Francis; 2007 Aug 18; Mexico, Yucatan; Adult;
Song: Low pitched grating chatter "shrrr-rrr-rrraak" or "ch-hor k-k work"; also rough chatter, rhythmic chortling and shor "krrohr" notes. Voice tends to be husker and gruffer than other Campylorhynchus wrens.