The Cuckoo in the extreme South of the Primorye of Russia. - N.N. Balatsky, G.N. Bachurin. - Berkut. 4 (1-2). 1995. P. 40-42.
Observations were carried out at the settlement Khassan in 1992-1993. Using the oological data of new ecological race of the Cuckoo is described. The eggs of this species do not differ by the coloration background of shell and the drawing arhitecture from eggs of the Meadow Bunting. Egg measurements are given in the Table. The dry mass of the egg shell is 0,259 g (0,24-0,28). [Russian].
Key words: Cuckoo, Primorye, nest parasite, species-uppbringing, ecological race, egg.