Slender-tailed Nightjar (Caprimulgus clarus) [XC754004]
by Stein \u00d8. Nilsen from Kimana, Loitokitok, Kajiado County, Kenya (flight call)
Slender-tailed Nightjar (Caprimulgus clarus) [XC624174]
by isaac kilusu from Mandegee farm, oloitoktok, Kenya (song)
Subspecies
Formerly considered conspecific with Square-tailed Nightjar (Caprimulgus fossii), and these two form superspecies with Long-tailed Nightjar (Caprimulgus climacurus). All have frequently been separated in genus Scotornis. Northern populations formerly awarded separate subspecies, apatelius.