Adult Arctic Skua (Stercorarius parasiticus), on ice floe in the Svalbard Archipelago, Norway, Arctic, Europe

Adult Arctic skua (Stercorarius parasiticus) in flight in the Svalbard Archipelago, Norway

Adult parasitic (Arctic) skua (Stercorarius parasiticus) taking off at Monacobreen, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

A juvenile Arctic Skua (Stercorarius parasiticus) on the coast in Northumberland, UK

Adult Arctic Skua (Stercorarius parasiticus) attacking a black-legged kittiwake to force it to drop food in the Svalbard Archipelago

Adult Arctic Skua (Stercorarius parasiticus) attacking a black-legged kittiwake to force it to drop food in the Svalbard Archipelago

Adult Arctic Skua (Stercorarius parasiticus) in the Svalbard Archipelago, Norway

Adult Arctic Skua (Stercorarius parasiticus) in the Svalbard Archipelago

Adult Arctic Skua (Stercorarius parasiticus) in the Svalbard Archipelago

An immature Arctic Skua (Stercorarius parasiticus) on shingle shoreline, Moray Firth, Scotland.

Adult Arctic Skua (Stercorarius parasiticus) resting on ice near the Monaco Glacier in the Svalbard Archipelago

Arctic Skua (Stercorarius parasiticus) and reflection, Scotland

Arctic Skua (Stercorarius parasiticus) on the ground, Ekkerøy, Varanger, Norway

Arctic Skua (Stercorarius parasiticus) on the ground, Ekkerøy, Varanger, Norway