Search results
Results from the WOW.Com Content Network
The swallow-tailed gull (Creagrus furcatus) is an equatorial seabird in the gull family, Laridae.It is the only species in the genus Creagrus, which derives from the Latin Creagra and the Greek kreourgos which means butcher, also from kreas, meat; according to Jobling it would mean "hook for meat" referring to the hooked bill of this species. [2]
Original – Swallow tailed gull, the only nocturnal gull hence the huge eyes, almost entirely endemic to the Galapagos Islands for breeding but a wide-spread pelagic during the rest of the year. The red ring around the eye show that this individual is in breeding condition. Reason EV, IQ Articles in which this image appears gull, Swallow ...
In addition, three Southern Hemisphere species which have occurred as vagrants in the Northern Hemisphere (band-tailed gull, grey gull and swallow-tailed gull) are covered more briefly in an appendix, with a single photograph each, and brief mention is also made here of silver gull which has occurred as an escape from captivity. Preceding the ...
Swallow-tailed gull, Creagrus furcatus (E-SA) Black-legged kittiwake, Rissa tridactyla (V) Sabine's gull, Xema sabini; Bonaparte's gull, Chroicocephalus philadelphia (V) Andean gull, Chroicocephalus serranus (E-SA) Brown-hooded gull, Chroicocephalus maculipennis (E-SA) Gray-hooded gull, Chroicocephalus cirrocephalus
Laridae on Lake Baikal. The family Laridae was introduced (as Laridia) by the French polymath Constantine Samuel Rafinesque in 1815. [1] [2] Historically, Laridae were restricted to the gulls, while the terns were placed in a separate family, Sternidae, and the skimmers in a third family, Rynchopidae. [3]
The Pacific gull is a large white-headed gull with a distinctively heavy bill.. Gulls range in size from the little gull, at 120 grams (4 + 1 ⁄ 4 ounces) and 29 centimetres (11 + 1 ⁄ 2 inches), to the great black-backed gull, at 1.75 kg (3 lb 14 oz) and 76 cm (30 in).
Sabine's gull is usually treated as comprising a monotypic genus; [5] it is placed within the genus Larus only when the genus is enlarged. [7] [8] The yellow-tipped black bill and notched tail are almost unique within the gulls, as they are shared only with the swallow-tailed gull of the Galapagos. On the basis of this the two species were ...
The ivory gull (Pagophila eburnea) is a small gull, the only species in the genus Pagophila. It breeds in the high Arctic and has a circumpolar distribution through Greenland , northernmost North America , and Eurasia .