larus sabini, sabine\'s gull, xema sabini. bird on the ocean coast. white bird with black head, svalbard, norway. rare gull from

winter wildlife wild white water up svalbard species special slender serious seagull sea rocks rare portrait plumahe plumage peculiar pair ornithology ocean norway nobody new nature mature larus lake juvenile head gull grey greater feathers fauna fall face expression europe earnest color coast chroicocephalus blue black bird bill animal adult