Tag: oddities

HEAD MOVEMENTS OF A SIX-NOTE COO CALL

Martha Whitson, “Courtship Behavior of the Greater Roadrunner,” inThe Living Bird Fourteenth Annual of the Cornell Laboratory of Ornithology,Douglas A. Lancaster, ed., 1975

Each drawing represents the production of one note. The solid line depicts the head just before the note begins and the dotten line depicts the head’s position at the end of the note. The solid horizontal lines serve as reference points to note the slight head lowering with each of the early notes.