Found in national parks and federal levels, as a rule, field maps in booklet form. Field maps have the same functions as lists. Checklists or field maps for the location map showing the locations where the birds are found on sidewalks, swimming pools and background information on the site.
Birding lists of tool used for bird watchers best bird-watching, and it is a very good tool for a list of bird observations. Life is a tool list, which lists the names of birds, birders happened since the beginning of his experience includes birds. An experienced bird watcher, a list of life, a total of 300-500 species of birds. Beginner builds a list of life by focusing on adding a few species to the list.
Checklist contains information about the collection of birds on the site. This information includes the status, wealth, and the seasonal appearance. Birds found on the site are accidental. Birds are divided on the cards according to their seasonal appearance. Summer season from June to August and the abbreviation “Su” or “s.” In the winter from December to February with the symbol «W» the case from September to November and abbreviated “F.”
Life lists of all birds in all seasons. If ornithologists made the first 100 birds, the process begins to slow down a bit. The number and more diverse species of birds in life, the bird-catcher, not only to move within the state, but remained outside the state.
Life as a detailed list only seen in the pre-printed list. Other data that is displayed on the control place, date, time and circumstances and view notes. Birds added to the life of birds, bird observer positively identified. Poultry are included unstressed fit in the list. Birds from the list of excluded ornamental birds and dead birds were caught, and escaped exotic birds. Observation of birds under ethical conditions, only those that are counted.
Field maps, on the other hand, the status, nature of the birds seen on the website contains information. Status can be determined on a checklist or field card for permanent residents, temporary migrants and breeding. Field maps are very important for beginners who dares step because it helps get a sense of anticipation or excursions.
Birding List majorly two regions, namely the American Birding Association (ABA) list of areas and the world list. ABA represents the regions of Canada, America and other regions adjacent to the water limit of 200 miles. ABA Checklist Committee is responsible for providing ABA bird list. “Birds of the World” book, written by James F. Clements defined dictionary of birds.