Heermann's Gull heermannii(last update:
|
|
Coordinators: 1cy June 2cy Jan 3cy Jan adult Jan |
Heermann's Gull heermannii 2nd cycle (2CY), August 25 2018, San Luis Obispo, California USA. Picture: Alex Abela.See Alex's Flickr site for many more images, illustrating the plumage development in this species! Last stage of complete moult with outer primaries still growing. |