ON THE STATUS OF THE COLUMBA LIVIA POPULATION IN YOSHKAR-OLA
2023
Turmukhametova N.V. (Mari State University)
俄语. The article presents the results of the study of population dynamics and polymorphism of the dominant species of pigeon – Columba livia on the territory of Yoshkar-Ola. The population density of pigeon for three years of research has increased by 15% and in 2022 was on the average 976 individuals per 1 km2 in the central and riverine parts of the city. The activity of C. livia is higher in the daytime. In the city of Yoshkar-Ola, the main colour morphs of rock pigeons are presented: black-chequered, blue, black, brown-chequered, and brown-chequered. The predominant variety of colouration of rock pigeons in the central part of the city is black-chequered, specimens of this morph are more viable in an urbanized environment.
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