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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 ...
This list of birds of Maine is a comprehensive listing of all the bird species recorded in the U.S. state of ... Least tern, Sternula antillarum; Gull-billed tern, ...
As heavy equipment turns ground for a planned high-rise hotel and condominium project, the threatened least tern is roosting at the construction site.
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). [3] [4] They are longer-billed, lighter-bodied, and more streamlined than gulls, and their long tails and long narrow wings give them an elegance in flight ...
Terns are a group of generally medium to large seabirds typically with grey or white plumage, often with black markings on the head. Most terns hunt fish by diving but some pick insects off the surface of fresh water. Terns are generally long-lived birds, with several species known to live in excess of 30 years.
Forty-two little tern chicks fledged during this year’s breeding season, the most recorded since 2006, according to the RSPB.
The northern mockingbird is the state bird of Florida. This list of birds of Florida includes species documented in the U.S. state of Florida and accepted by the Florida Ornithological Society Records Committee (FOSRC). As of November 2022, there were 539 species included in the official list. [1]