Elegant tern (Thalasseus elegans) flying in the sky above the sea, hunting, ebro delta, Catalonia, Spain, Europe

animal behavior animal behaviour animal feeds animal feed animals in the wild animals animal at sky aves behavior behaviour bird photography birds bird catalan catalonia catalunya charadriiformes crested terns deserted eat ebro delta ebro river ebro elegant tern empty europe's europe fauna feeding feed flights flight flying fly fodder food forage foraging for food foraging habitat hunting food hunting hunt in a flight in flight ingestion in the air in the sky looking for food mid air natural environments natural environment natural habitat nobody no one no people rivers river seabirds seabird search for food searching for food sea shorebird southern europe south europe spain spanish sternidae terns tern thalasseus elegans thalasseus uninhabited wader wading birds wading bird wild animals wild animal wildlife photography wildlife wildlife