"Common Tern (Sterna hirundo) in flight, silhouette, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Common Tern (Sterna hirundo), in flight, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Hands holding a chick, Common Tern (Sterna hirundo), East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Common Tern (Sterna hirundo), chick, in a biotope, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Two Arctic Terns (Sterna paradisaea), East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Common Tern (Sterna hirundo) in flight, silhouetted against the sunset, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Common Tern (Sterna hirundo), in flight with fish in its beak, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Common Tern (Sterna hirundo) in flight with fish in its beak, silhouette, East Frisian Islands, East Frisia, 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"

"Sandwich Tern (Sterna sandvicensis), portrait, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"Common Ringed Plover or Ringed Plover (Charadrius hiaticula), chick, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"Little Tern (Sternula albifrons), species internal aggression against a foreign chick, typical behavior of terns, Minsener Oog, East Frisian Islands, Lower Saxony Wadden Sea National Park, Lower Saxony, Germany, Europe"

"Aerial view, beach, Wangerooge, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"

"View of Westdorf village, Baltrum, 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"

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

"Little Tern (Sterna albifrons) with a small plaice, East Frisian Islands, East Frisia, Lower Saxony, Germany, Europe"