Heermann's Gull heermannii(last update:
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Coordinators: 1cy June 2cy Jan 3cy Jan adult Jan |
Heermann's Gull heermannii 1st cycle (1CY), August 19 2018, Grover Beach, California USA. Picture: Alex Abela.See Alex's Flickr site for many more images, illustrating the plumage development in this species! Juvenile plumage already heavily worn. Pale base on bill. Left wing 2x central MC 2nd gen like. |