Heermann's Gull heermannii(last update:
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Coordinators: 1cy June 2cy Jan 3cy Jan adult Jan |
Heermann's Gull heermannii 2nd cycle (2CY), November 18 2018, Pismo Beach, California USA. Picture: Alex Abela.See Alex's Flickr site for many more images, illustrating the plumage development in this species! Overall greyish bird, due to extensive moult. Still, primaries without white tips and no white tips on tail-feathers indicate these are 2nd gen flight feathers. |