DescriptionChroicocephalus ridibundus (summer) white background.jpg Chroicocephalus ridibundus (Linnaeus, 1766) Date 1 March 2008 Source File:Chroicocephalus ridibundus...
3924 2948 Larus argentatus juveniles 2361 683 1417 560 3924 2948 Chroicocephalus ridibundus winter plumage 680 226 411 311 3924 2948 Larus argentatus subadult...