0 present participle of warble
1 (of a bird) to sing pleasantly
The warning is rather like the siren during the war—the warbling note is sometimes up and sometimes down.
While the sound produced is still called a ring, more-recently manufactured telephones electronically produce a warbling, chirping, or other sound.
It was previously considered conspecific with the buff-throated warbling finch, and together they were known as the red-rumped warbling finch.
It is sometimes considered to be conspecific with the similar warbling vireo.
The song is a scratchy warbling with short whistling phrases.
Less often, a full song is given, consisting of a variable warbling tune, repeated several times as in many mockingbirds.
The former has a fairly uniform, long, and warbling song.
The warbling vireo's song is a cheerful warble, similar to that of the painted bunting.
