Adaptive changes in the behaviour of some bird species in the urban landscape. - V.A. Kovalev. - Berkut. 5 (1). 1996. P. 55.
Two adaptations are discussed: changes in the daily rhytmics of birds (tits and sparrows) owing to lighting in cities and use of the good resounding objects by woodpeckers for the compensation of the higher level of the noise. [Russian].