Here is an example of a Hoffmann's Woodpecker (Melanerpes haoffannii) protracted call. This is a female calling from a bare tree behind the Cabinas el Bosque, 6/16/99, Monteverde (Costa Rica). She called like this for several minutes, sitting in one spot near a Brown Jay in the same tree.
Douglas Von Gausig (recordist; copyright holder), Naturesongs.com
This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License.