Лебедева, Н.В.; Ломадзе, Н.Х.; Савицкий, Р.М.
(2008)
Data on breeding of the Cormorant continental subspecies Phalacrocorax carbo sinensis on islands in the Don Delta are presented. The structure of the mixed breeding colony has been studied. Rooks Corvus frugilegus and 4 ...