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The Union merged with the Cooper Ornithological Society in 2016 to form the American Ornithological Society. [1] The checklist was first published in 1886; [ 2 ] the seventh edition of the checklist was published in 1998 [ 3 ] and is now updated every year by an open-access article published in the Ibis . [ 4 ]
The taxonomic treatment [3] (designation and sequence of orders, families and species) and nomenclature (common and scientific names) used in the accompanying bird lists adheres to the conventions of the AOS's (2019) Check-list of North American Birds, the recognized scientific authority on the taxonomy and nomenclature of North America birds.
The Peterson Identification System is a practical method for the field identification of animals, plants and other natural phenomena. It was devised by ornithologist Roger Tory Peterson in 1934 for the first of his series of Field Guides [1] (See Peterson Field Guides.) Peterson devised his system "so that live birds could be identified readily ...
It is composed of 504 pages and contains accounts for 967 species of birds. The fifth edition involved the addition of thumb-tabs for general bird families such as hawks, sandpipers, warblers, etc. [4] The fifth addition also incorporates an accidental species list. This section includes 67 species that have occurred in North America fewer than ...
There are an additional 146 species whose presence in the United States is only within one or more U.S. territories; some of those species have become extinct. The total number of bird species on the list is 1267 (i.e. the 1120 bird species found in the 50 states and District of Columbia, plus the 146 species found only in the U.S. territories).
Birds of the World is a subscription-access database that aims to describe comprehensive life history information on birds. This includes: [1] Species accounts Details on taxonomy, habitat, breeding, diet, and behaviors; Family accounts; Hybrid and subspecies descriptions and photos; Migration and range maps; IUCN Conservation Status ...
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The Helm Identification Guides are a series of books that identify groups of birds.The series include two types of guides, those that are: Taxonomic, dealing with a particular family of birds on a worldwide scale—most early Helm Guides were this type, as well as many more-recent ones, although some later books deal with identification of such groups on a regional scale only (e.g., The Gulls ...