A longditudinal study of mother-young teraction in the rat: the effects of infantile stimulation, diurnal rhythms, and pup maturation.
D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn; D001522:Behavior, Animal; D002940:Circadian Rhythm; D005260:Female; D006234:Handling, Psychological; D008137:Longitudinal Studies; D008297:Male; D008425:Maternal Behavior; D009043:Motor Activity; D009425:Nesting Behavior; D051381:Rats