The orbital ring is a dull yellow. Presently considered monotypic; however, there have been two subspecies described: americanus in eastern North America and occidentalis in the Southwest.

Mathieu van der Poel confirmed a surprise road season debut, Kaden Groves was slapped with a yellow card, and Remco Evenepoel ...

yellower below with a yellow upper wing bar, and white lower bar. Bill noticeably pale. First-fall female: can be very dull grayish yellow, still with 2 thin wing bars. Adult males unlikely to be ...