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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 .
All of the terms in this category precede a common three-letter noun (hint: the word typically refers to a small container that's used for drinking). Related: 300 Trivia Questions and Answers to ...
The common gull (Larus canus) is a medium-sized gull that breeds in cool temperate regions of the Palearctic from Iceland and Scotland east to Kamchatka in the Russian Far East. Most common gulls migrate further south in winter, reaching the Mediterranean Sea, the southern Caspian Sea, and the seas around China and Japan; northwest European ...
White-winged gull is used to describe the four pale-winged, high Arctic-breeding taxa within the former group; these are Iceland gull, glaucous gull, Thayer's gull, and Kumlien's gull. In common usage, members of various gull species are often referred to as 'sea gulls' or 'seagulls'; however, this is a layperson's term and is not used by most ...
Some adult gulls with access to fisheries in the North Sea can weigh up to roughly 2.5 kg (5 + 1 ⁄ 2 lb) and averaged 1.96 kg (4 lb 5 oz). [13] An exceptionally large glaucous gull was found to outweigh any known great black-backed gull, although usually that species is slightly smaller. [7]
L. vegae birulai (Birula's gull); 5. L. vegae sensu stricto ; 6. L. smithsonianus (American herring gull); 7. L. argentatus (European herring gull) The circumpolar group of Larus gull species has often been cited as a classic example of the ring species. The range of these gulls forms a ring around the North Pole.
A family level phylogeny of the suborder Lari based a study by Heiner Kuhl and collaborators published in 2020. [5] The families and the number of species are from the list maintained by Frank Gill, Pamela Rasmussen and David Donsker on behalf of the International Ornithologists' Union.
A molecular phylogenetic study by Baker and colleagues published in 2007 found that the noddies in the genus Anous formed a sister group to a clade containing the gulls, skimmers, and the other terns. [5] To create a monophyletic family group, Laridae was expanded to include the genera that had previously been in Sternidae and Rynchopidae. [6] [7]