Laridae
Sternula nereis Gould, 1843
Sternula nereis Gould, 1843
Sternula nereis, the fairy tern, is a small 25 cm tern with distinct plumage differences between breeding and non-breeding seasons.
Sternula lorata (Philippi & Landbeck, 1861)
Sternula lorata (Philippi & Landbeck, 1861)
Sternula lorata, the Peruvian tern, is a small endemic tern of South America's tropical west coast with specific habitats and breeding habits.
Sternula balaenarum Strickland, 1853
Sternula balaenarum Strickland, 1853
Sternula balaenarum, the Damara tern, is a small pale tern that breeds in coastal Southern Africa and migrates north for the non-breeding season.
Gelochelidon nilotica (J.F.Gmelin, 1789)
Gelochelidon nilotica (J.F.Gmelin, 1789)
Gelochelidon nilotica, the gull-billed tern, is a fairly large powerful tern with distinctive feeding habits found across many warmer regions globally.
Gelochelidon macrotarsa (Gould, 1837)
Gelochelidon macrotarsa (Gould, 1837)
Gelochelidon macrotarsa is a distinctive large Australian tern that reaches New Guinea in non-breeding seasons.
Hydroprogne caspia (Pallas, 1770)
Hydroprogne caspia (Pallas, 1770)
Hydroprogne caspia, the Caspian tern, is the world's largest tern, found across multiple continents with some declining populations.
Thalasseus maximus (Boddaert, 1783)
Thalasseus maximus (Boddaert, 1783)
Thalasseus maximus, the royal tern, is a large seabird found on both coasts of the Americas with distinctive plumage variation through the year.
Thalasseus bergii (M.H.K.Lichtenstein, 1823)
Thalasseus bergii (M.H.K.Lichtenstein, 1823)
Thalasseus bergii, the greater crested tern, is a large Old World coastal tern with distinct plumage and multiple subspecies.
Thalasseus sandvicensis (Latham, 1787)
Thalasseus sandvicensis (Latham, 1787)
Thalasseus sandvicensis, the Sandwich tern, is a medium-large tern with distinctive black yellow-tipped bills and specific plumage patterns.
Thalasseus elegans (Gambel, 1849)
Thalasseus elegans (Gambel, 1849)
Thalasseus elegans (elegant tern) is a medium-large tern with specific identifying traits, a mostly Gulf of California population, and vulnerability to disturbance.
Thalasseus bengalensis (R.Lesson, 1831)
Thalasseus bengalensis (R.Lesson, 1831)
Thalasseus bengalensis, the lesser crested tern, is a medium-large tern that breeds in subtropical coastal areas across the Eastern Hemisphere.
Thalasseus bernsteini (Schlegel, 1863)
Thalasseus bernsteini (Schlegel, 1863)
Thalasseus bernsteini, the Chinese crested tern, is a critically endangered medium-large tern, with population under 50, rediscovered in 2000.
Thalasseus albididorsalis (E.Hartert, 1921)
Thalasseus albididorsalis (E.Hartert, 1921)
Thalasseus albididorsalis, the West African crested tern, is a large crested tern breeding along West Africa and ranging to Namibia off-season.
Larus occidentalis Audubon, 1839
Larus occidentalis Audubon, 1839
Larus occidentalis, the western gull, is a large North Pacific gull with two recognized subspecies.
Larus hyperboreus Gunnerus, 1767
Larus hyperboreus Gunnerus, 1767
Larus hyperboreus, the glaucous gull, is a large pale Arctic gull that is among the world’s heaviest gull species.
Larus heermanni Cassin, 1852
Larus heermanni Cassin, 1852
Heermann's gull (Larus heermanni) is a distinct North American west coast gull with a concentrated breeding range.
Larus livens Dwight, 1919
Larus livens Dwight, 1919
Larus livens, the yellow-footed gull, is a large gull native to Mexico's Gulf of California with characteristic plumage and measurements.
Larus canus Linnaeus, 1758
Larus canus Linnaeus, 1758
Larus canus (common gull) is a medium-sized gull with a wide northern Palearctic breeding range and an estimated global population of one million pairs.
Larus glaucoides B.Meyer, 1822
Larus glaucoides B.Meyer, 1822
Larus glaucoides B.Meyer, 1822, the Iceland gull, is a medium-sized migratory gull that breeds in Canada and Greenland.
Larus delawarensis Ord, 1815
Larus delawarensis Ord, 1815
Larus delawarensis, the ring-billed gull, is a medium-sized gull widespread across North America.
Larus schistisagus Stejneger, 1884
Larus schistisagus Stejneger, 1884
Larus schistisagus (slaty-backed gull) is a large gull species native to the Pacific coast of northeastern Asia.
Larus marinus Linnaeus, 1758
Larus marinus Linnaeus, 1758
Larus marinus, the great black-backed gull, is the world's largest gull, found across Atlantic coastal habitats.
Larus crassirostris Vieillot, 1818
Larus crassirostris Vieillot, 1818
Larus crassirostris, the black-tailed gull, is a medium-sized gull named for its black tail and cat-like call native to East Asian coasts.
Larus belcheri Vigors, 1829
Larus belcheri Vigors, 1829
Belcher's gull (Larus belcheri) is a non-migratory gull native to the Humboldt Current zone of the Pacific coast of South America.
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