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The California condor (Gymnogyps californianus) is a New World vulture and the largest North American land bird. It became extinct in the wild in 1987 when all remaining wild individuals were captured, but has since been reintroduced to northern Arizona and southern Utah (including the Grand Canyon area and Zion National Park), the coastal mountains of California, and northern Baja California ...
It was declared extinct in 1914, upon the death of the last known survivor of the species, Martha, at the Cincinnati Zoo, 20 years after the species became extinct in the wild. [27] The passenger pigeon is one of the few recently extinct bird species that has been proposed for “de-extinction”.
List of extinct bird species since 1500; Lists of extinct animals; List of extinct animals of the Hawaiian Islands; List of extinct animals of Martinique and Guadeloupe; List of extinct animals of Réunion
In November 1859, Henry David Thoreau, writing in Concord, Massachusetts, noted that "quite a little flock of [passenger] pigeons bred here last summer," [55] while only seven years later, in 1866, one flock in southern Ontario was described as being 1.5 km (0.93 mi) wide and 500 km (310 mi) long, took 14 hours to pass, and held in excess of 3. ...
Colorized version of a 1935 photo of a male ivory-billed woodpecker, now believed to be extinct. Photographed by Arthur A. Allen. Forestry Images/Wikipedia, CC BYWhen people think of extinct ...
The BirdLife Extinct Birds species list Archived 2011-12-01 at the Wayback Machine; The BirdLife Data Zone containing factsheets for all Birds species Archived 2011-12-27 at the Wayback Machine; Extinct Birds Stock Photography Archived 2002-01-21 at the Wayback Machine; Extinct Birds from John James Audubon's Birds of America; New Zealand ...
Birds are also threatened by high rise buildings, communications towers, and other human-related activities and structures; estimates vary from about 3.5 to 975 million birds a year in the North America alone. [18] The largest source of human-related bird death is due to glass windows, which kill 100–900 million birds a year.
By Leah Douglas and Julie Steenhuysen (Reuters) -California's public health department reported a possible case of bird flu in a child with mild respiratory symptoms on Tuesday, but said there was ...