Avibase Bird Checklists. 2 Number of breeding endemics. All editions of the American Ornithological Society Checklist of North American Birds since 1886.
These main sources are periodically reviewed and where appropriate updated or revised see table for the 2010 sources and References below. Three checklists are available. There are more than 20000 regional checklists in Avibase offered in 9 different taxonomies including synonyms more than 175 languages.
A small number of well-recognised and established taxonomic sources.
A small number of well-recognised and established taxonomic sources. France bird checklist - Avibase - Bird Checklists of the World Avibase is an extensive database information system about all birds of the world containing over 1 million records about 10000 species and 22000 subspecies of birds including distribution information for 20000 regions taxonomy synonyms in several languages and more. Flickr photos from members are shown in illustrated checklists of the birds of various regions of the world in taxonomic pages as well as for the Bird of the Day feature on the front page for example. In order for your photos to be shown properly you MUST include the scientific name of the species as currently used in Avibase.