on the basis of universal behavioural , somato-vegetative , neurophysiological , neurochemical correlates of resting forms , hypobiosis and winter hibernation , a discussion is made of the problem of genetic fixation in the genotype and phenotype of heterothermic mammals ( hibernating ones ) of those characters which are typical of the sleep in homoiothermic and poikilothermic vertebrates .
C0004927
behavioural
C0037313
sleep