Accidentals refers to species from the Old World which are found only once or a few times within the AWB Region. These species have an AWB Species card in the standard AWB Species List.
Species from the New World that are found only once or a few times are referred to as Vagrants and are not included in the standard AWB Species card list, but are listed on the Vagrants category card. Each species will have a single hyper-link to further information about it.