The Greater Roadrunner is a common species in the desert and brush country of the Southwest, but its full range reaches from California to western Louisiana. Its soft cooing voice hints at its connections to another bird: scientists group roadrunners with the cuckoos. Where to see a roadrunner? In the US Southwest, you might spot one along the roadside, standing atop a boulder. It can reach speeds of nearly 20 miles an hour and can fly — but doesn't very often.  Learn more at BirdNote.org.