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The western population, the California least tern, was listed as an endangered species in 1972 with a population of about 600 pairs.With aggressive management, mainly by the exclusion of humans via fencing, the Californian population has rebounded in recent years to about 4500 pairs, a marked increase from 582 pairs in 1974 when census work began, though it is still listed as an endangered ...
The California least tern (Sternula antillarum browni) is a subspecies of least tern that breeds primarily in bays of the Pacific Ocean within a very limited range of Southern California, in San Francisco Bay and in northern regions of Mexico. This migratory bird is a U.S. federally listed endangered subspecies. The total population of the ...
The avian family Laridae comprise the noddies, skimmers, kittiwakes, gulls, and terns. The International Ornithological Committee (IOC) recognizes these 104 Laridae species distributed among 22 genera. This list is presented according to the IOC taxonomic sequence and can also be sorted alphabetically by common name and binomial. Common name Binomial name IOC sequence African skimmer Rynchops ...
The plumage of the Inca tern is the most atypical of the group.. Terns range in size from the least tern, at 23 cm (9.1 in) in length and weighing 30–45 g (1.1–1.6 oz), [1] [2] to the Caspian tern at 48–56 cm (19–22 in), 500–700 g (18–25 oz).
In December 2019, the International Union for Conservation of Nature (IUCN) listed 8460 least concern avian species. [1] Of all evaluated avian species, 76.9% are listed as least concern. No subpopulations of birds have been evaluated by the IUCN. This is a complete list of least concern avian species evaluated by the IUCN.
Least auklet; Least bittern; Least boobook; Least flycatcher; Least grebe; Least honeyguide; Least nighthawk; Least poorwill; Least sandpiper; Least seedsnipe; Least storm petrel; Least tern; LeConte's sparrow; LeConte's thrasher; Legge's flowerpecker; Legge's hawk-eagle; Lemon dove; Lemon-bellied crombec; Lemon-bellied flyrobin; Lemon-bellied ...
Australian fairy tern, Sternula nereis nereis (Gould, 1843) New Caledonian fairy tern, Sternula nereis exsul ( Mathews , 1912) New Zealand fairy tern / Tara iti, Sternula nereis davisae ( Mathews & Iredale , 1913)
The northern mockingbird is the state bird of Texas. The list of birds of Texas is the official list of species recorded in the U.S. state of Texas according to the Texas Bird Records Committee (TBRC) of the Texas Ornithological Society. As of January 2024, the list contained 664 species. Of them, 170 are considered review species. Eight species were introduced to Texas, two are known to be ...