title: Changes in taxon composition of the Ukrainian avifauna for the last ten years
abstract: Currently, foreign western ornithologists use mainly the classification system presented in the publication Handbook of the Birds of the World. This publication is informative and contains new data on the classification of birds that are usually based on cytogenetic studies. Therefore, the purpose of the publication was to show the differences between the classification systems, which nowadays are used in our country and the English-language publication about birds of the world. Among the differ
journal: “Branta” Transactions of the Azov-Black Sea Ornithological Station