World Bird List

Species factsheet
Common Poorwill (Phalaenoptilus nuttallii)

Order: Phalaenoptilus nuttallii
Family: Nightjars (Caprimulgidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
nuttallii sw Canada, w and wc USA and n Mexico
californicus w California (USA), n Baja California (Mexico)
hueyi se California and sw Arizona (USA, ne Baja California (Mexico)
dickeyi s Baja California (Mexico)
adustus s Arizona (USA), n Mexico
centralis c Mexico
Annoncer