"a short single-noted, whistle, wheeo or wheo, and is often preceded by a rapid series of 3-4 wha notes, e.g. wha wha wah wheeo." Its alarm call is "liquid prrip notes." Status The IUCN has assessed the pygmy nightjar as being of Least Concern. Its population size is unknown and believed to be decreasing. The caatinga habitat especially is affected by increased settlement and agriculture. References pygmy nightjar Birds of the Atlantic Forest Endemic birds of Brazil pygmy nightjar Taxonomy articles created by Polbot