Skuas are related to gulls, waders, auks, and skimmers. In the three smaller species, all nesting exclusively in the Holarctic, breeding adults have the two central tail feathers obviously …

The South Polar Skua (Catharacta maccormicki) is the size of a largish gull. They nest all around continental Antarctica and breed into the deep south.

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 …

Bulky cold-brown seabird with white wing flashes. Usually seen singly in strong and direct flight, sometimes resting on the ocean with rafts of shearwaters. Chases gulls, large shearwaters, …

Skuas are mid-sized gull-like birds with brown or gray plumage and white wing markings. Their longish bills are hooked at the tip with a fleshy cere above the upper mandible. They have …

The brown skua (Stercorarius antarcticus), also known as the Antarctic skua, subantarctic skua, southern great skua, southern skua, or hākoakoa (Māori), is a large seabird that breeds in the …

Powerful dark brown seabird, resembles a dark, heavily built immature gull. Note eye-catching white flashes in the primaries when in flight. Adults have distinct pale mottling on the …

Bulky, powerful, with wide wings, thick neck. Dark brown with white wing flash. Very much like South Polar Skua, but head and body typically all dark with heavy pale stripes. A harsh hah …

It occurs regularly off both our coasts, but this predatory seabird nests only far to the south of us, around the edges of the Antarctic continent. When it reaches North American waters it …

The subantarctic skua is a large, heavy-set brown gull-like bird with 1.5 metre broad pointed wings and a distinctive white outerwing patch. It is a powerful flier, which enables it to overtake many …

Rather large, dark, stocky gull-like seabird with big white wing patches (seen in flight). In summer often seen flying over Patagonian steppe or associating with Kelp Gulls at beaches, dumps, …

Antarctic skua is a little smaller than a sea gull, but has the same basic body shape. The Antarctic skua is brown and white, while sea gulls are white, gray, and black. Sea gulls and skuas both …

2004年10月31日 · Skuas are gull-like seabirds that specialize in piracy, pursuing and attacking weaker seabirds to steal their prey. Most species also persecute other birds in the breeding …

The arctic skua resembles a stocky gull in body form, but it is a bit more steam-lined and predatory looking in its overall appearance. The species occurs in two colour phases, a light …

The Brown Skua is a large seabird similar in shape to a gull. It has dark brown plumage with white patches on the wings that are visible when the bird is in flight. It has a sturdy hooked bill that is …

The great skua is a large, heavy seabird, roughly the size of a herring gull. At a distance the great skua looks stout and dark with streaks or dapples of gold/yellow and a dark grey cap. They …

Early this morning a juvenile was found in the south-east corner of F2 feeding with a first winter Little Gull, both birds continued to feed together until they both departed at 11.30am. A …

Great skuas are large seabirds, about the same size as herring gulls. They are pirates of the sea: chasing other seabirds, such as gannets and gulls, and stealing the fish they have caught. …

Gulls, Terns, Skimmers, Kittiwakes – Family Laridae, 22 genera with 100 species world wide. They live in the oceans and seas as well as lakes. They feed on fish, crabs and other smaller …

A gull like bird, similar in size to the Herring Gull, but heavier and more powerfully built. Heavy bill, neck, head and body. Broad wing bases and short tail. A dark bird with prominent white …