Adult black-legged kittiwake (Rissa tridactyla) in combat with a second kittiwake near Alexander Island, Franz Josef Land, Russia, Arctic Ocean, Eurasia

rissa tridactyla alexander island russia arctic ocean bird combat seabirds wildlife nature confrontation avian behavior animal interaction summer eurasia rocky landscape flight feathers arctic wildlife marine life habitat predation territory aggression aerial display biodiversity ecology fauna ornithology animal kingdom coastal birds nesting behavior competition breeding grounds evolution environmental adaptation species interaction birdwatching natural behavior migratory birds seabird conservation arctic habitat bird fighting animal behavior coastal ecosystem natural environment wildlife conservation ornithological study feeding ground marine ecosystem bird species ecological balance