Infrahybrid

Setophaga coronata coronata × auduboni (Myrtle × audubon’s warbler)

Setophaga coronata coronata × auduboni. Photo: (c) Nikolas Robinson, some rights reserved (CC BY-NC)

iNaturalist • Wikipedia

The yellow-rumped warbler (Setophaga coronata) is a North American bird species combining four closely related forms: the eastern myrtle warbler (ssp coronata); its western counterpart, Audubon’s warbler (ssp group auduboni); the northwest Mexican black-fronted warbler (ssp nigrifrons); and the Guatemalan Goldman’s warbler (ssp goldmani).

— Wikipedia

Sightings

Where in Humboldt

Discussion

PLEASE SHARE YOUR THOUGHTS ABOUT SETOPHAGA CORONATA CORONATA × AUDUBONI, THE MYRTLE × AUDUBON'S WARBLER