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Skuas are medium to large birds, typically with grey or brown plumage, often with white markings on the wings. [6] The skuas range in size from the long-tailed skua, Stercorarius longicauda, at 310 grams (0.68 pounds), to the brown skua, Stercorarius antarcticus, at 1.63 kg (3.6 lb). On average, a skua is about 56 cm (22 in) long, and 121 cm ...
The parasitic jaeger (North America) or Arctic skua (Europe) (Stercorarius parasiticus), is a seabird in the skua family Stercorariidae. It is a migratory species that breeds in Northern Scandinavia, Scotland, Iceland, Greenland, Northern Canada, Alaska, and Siberia and winters across the southern hemisphere. Kleptoparasitism is a major source ...
The south polar skua (Stercorarius maccormicki) is a large seabird in the skua family, Stercorariidae. An older name for the bird is MacCormick's skua, after explorer and naval surgeon Robert McCormick, who first collected the type specimen. This species and the other large skuas, such as the great skua, are sometimes placed in a separate genus ...
S. skua. Binomial name. Stercorarius skua. (Brünnich, 1764) Synonyms. Catharacta skua. The great skua (Stercorarius skua), sometimes known by the name bonxie in Britain, is a large seabird in the skua family Stercorariidae. It is roughly the size of a herring gull. It mainly eats fish caught at the sea surface or taken from other birds.
Procellaria glacialis Linnaeus, 1761. Bird Sound. The northern fulmar (Fulmarus glacialis), fulmar, [2] or Arctic fulmar[3] is an abundant seabird found primarily in subarctic regions of the North Atlantic and North Pacific oceans. There has been one confirmed sighting in the Southern Hemisphere, with a single bird seen south of New Zealand. [4]
Breeding seabird populations face a growing list of threats, including climate change impacts, overfishing and entanglement in fishing gear. Five seabird species added to UK’s ‘red list’ for ...
Long-tailed jaeger illustration by Johann Friedrich Naumann. This species breeds in the high Arctic of Eurasia and North America, with major populations in Russia, Alaska and Canada and smaller populations around the rest of the Arctic. It is a migrant, wintering in the south Atlantic and Pacific. Passage juvenile birds sometimes hunt small ...
U. l. arra – (Pallas, 1811) Synonyms. Alca lomvia Linnaeus, 1758 (protonym) The thick-billed murre or Brünnich's guillemot (Uria lomvia) is a bird in the auk family (Alcidae). This bird is named after the Danish zoologist Morten Thrane Brünnich. The very deeply black North Pacific subspecies Uria lomvia arra is also called Pallas' murre ...