South-western USA and Mexico, from California, Utah and Colorado eastern inland to Missouri and Louisiana, through coastal Texas and Baja California, south to Michoacan, Puebla and Veracruz.
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
Population
Estimated population is 1,100,000 (2010).
Greater Roadrunner (Geococcyx californianus) [XC254900]
by Bobby Wilcox from Paradise Cemetery, Chiricahua Mountains, Cochise County, Arizona, United States (song)
Greater Roadrunner (Geococcyx californianus) [XC470514]
by Paul Marvin from Carrizo Plain National Monument, Santa Margarita, San Luis Obispo County, California, United States (song)
Subspecies
Population from Texas (USA) south to Nuevo Leon and Veracruz (Mexico) averages smaller and has been described as subspecies dromicus, but birds from this region overlap in size with those in other parts of range.
No subspecies.
Similar Species
Like Lesser Roadrunner (Geococcyx velox) but underparts streaked.
References
See References.
BirdLife International Species Factsheet