Lesser Nighthawk (Chordeiles acutipennis) [XC257767]
by Jonas Nilsson from Guayas: \, Ecuador (call, interaction calls)
Lesser Nighthawk (Chordeiles acutipennis) [XC443265]
by Isain Contreras Rodr\u00edguez from Howard Ranch, Sacramento County, California, United States (call, chortles and bleats, trills)
Subspecies
Birds of Baja California formerly separated in subspecies inferior.
The following 7 subspecies are recognised:
texensis Lawrence, 1857 - South-western USA south to central Mexico.
littoralis Brodkorb, 1940 - Southern Mexico south through Central America to Costa Rica and possibly Panama.
acutipennis (Hermann, 1783) - Colombia east through Venezuela, Trinidad and Tobago and the Guianas and south through Brazil (absent from many parts of Amazonia) to northern Bolivia and probably Paraguay.