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A significant portion of the audiovisual content available in Birds of the World is collected through citizen science data collection as provided by eBird, [3] but content is also included from the Macaulay Library, as it was gathered in the Internet Bird Collection by Josep del Hoyo, the initial founder of Lynx Edicions, and his colleagues in ...
In 2016 the list of birds of the world maintained by Frank Gill and David Donsker on behalf of the International Ornithologists' Union included 448 species for which Linnaeus's description in the 10th edition is cited as the authority. Of these species, 101 have been retained in their original genus and 347 have been moved to a different genus.
The Life of Birds is a BBC nature documentary series written and presented by David Attenborough, first transmitted in the United Kingdom from 21 October 1998. A study of the evolution and habits of birds , it was the third of Attenborough's specialised surveys following his major trilogy that began with Life on Earth .
Overexploitation is the harvesting of animals and plants at a rate that's faster than the species' ability to recover. While often associated with Overfishing, overexploitation can apply to many groups including mammals, birds, amphibians, reptiles, and plants. [11]
Birds' diets are varied and often include nectar, fruit, plants, seeds, carrion, and various small animals, including other birds. [79] The digestive system of birds is unique, with a crop for storage and a gizzard that contains swallowed stones for grinding food to compensate for the lack of teeth. [ 149 ]
Canada's 15 terrestrial ecozones are further subdivided into 53 ecoprovinces, 194 ecoregions, and 1,027 ecodistricts. [13]Canada is characterized by a wide range of both meteorologic and geological regions that are divided into fifteen terrestrial and five marine ecozones, [14] such as the forests of British Columbia and Central Canada, the prairies of Western Canada, the tundra of Northern ...
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