Occurrence of the birds of the Middle Volga Region (South-East of the European part of Russia)


	Taxonomic coverage of registered species by orders and families.
	Part of: Klenina A, Ruchin A, Bykov E (2021) Occurrence of the birds of the Middle Volga Region (South-East of the European part of Russia). Biodiversity Data Journal 9: e72075. https://doi.org/10.3897/BDJ.9.e72075