"Arctic Terns (Sterna paradisaea), rivals fighting for territory, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"Little Tern (Sternula albifrons), courtship with feeding in flight, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"Flock of Eurasian Oystercatchers (Haematopus ostralegus) in flight, Minsener Oog, East Frisian Islands, Friesland District, Lower Saxony, Germany, Europe"

"Common Tern (Sterna hirundo) with prey, flying past the sun, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"Common Tern (Sterna hirundo) with prey against the light at sunset, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"Common Terns (Sterna hirundo) during copulation in the evening light, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"Common Terns (Sterna hirundo), attempt of kleptoparasitism, typical behavior during times of malnutrition, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"Samphire or Glasswort (Salicornia europaea) in a mudflat, salt marsh, autumn colors, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"Light of the full moon on the beach, bioluminescence, Sea Sparkle (Noctiluca scintillans), Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"A flock of Eurasian Oystercatchers (Haematopus ostralegus) during high tide, Minsener Oog, East Frisian Islands, Friesland District, Lower Saxony, Germany, Europe"

"Eurasian Oystercatchers (Haematopus ostralegus), three birds walking on a salt marsh, Minsener Oog, East Frisian Islands, Friesland District, Lower Saxony, Germany, Europe"

"Eurasian Oystercatcher (Haematopus ostralegus), chick sitting in the nesting space with next to an egg, Minsener Oog, East Frisian Islands, Friesland District, Lower Saxony, Germany, Europe"

"Aerial view, Osterhook, Wadden Sea, North Sea, Langeoog, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Sunset in the Wadden Sea, Langeoog, East Frisia, Lower Saxony, Germany, Europe"

"Sunset in the Wadden Sea, Langeoog, East Frisia, Lower Saxony, Germany, Europe"

"Aerial view, sand bark, Schillbalje, Wadden Sea, North Sea, Spiekeroog, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Aerial view, harbour and Flinthorn, Wadden Sea, North Sea, Langeoog, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Aerial view, sand bark, Schillbalje, Wadden Sea, North Sea, Spiekeroog, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Tidal channels in the Wadden Sea, Langeoog, East Frisia, Lower Saxony, Germany, Europe"

"Tidal channels in the Wadden Sea, Langeoog, East Frisia, Lower Saxony, Germany, Europe"

Beach, Lower Saxon Wadden Sea National Park, Wangerooge, East Frisian Island, East Frisia, Lower Saxony, Germany, Europe

"Beach at low tide, Lower Saxon Wadden Sea National Park, Borkum, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Aerial view, Spiekeroog, island in the North Sea, East Frisian Islands, Lower Saxony, Germany, Europe"

"Aerial view, Wadden Sea, the Kalfamer, eastern side of Juist, island in the North Sea, East Frisian Islands, Lower Saxony, Germany, Europe"

"Oystercatcher (Haematopus ostralegus), foraging in the Wadden Sea, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea, Lower Saxony, Germany, Europe"