title: Functional aspects of ultrasound production by infant albino rats (Rattus norvegicus).
mesh_terms: D000161:Acoustic Stimulation; D000818:Animals; D000831:Animals, Newborn / Q000502:physiology*; D001307:Auditory Perception; D005260:Female; D006799:Housing, Animal; D007774:Lactation; D008124:Locomotion; D008297:Male; D008425:Maternal Behavior; D009043:Motor Activity; D009425:Nesting Behavior; D009622:Noise; D009949:Orientation; D010298:Parity; D011247:Pregnancy; D051381:Rats / Q000502:physiology*; D012737:Sex Factors; D013637:Tape Recording; D014465:Ultrasonics; D014828:Vocalization, Animal