Ultrasound production and stress in rodents.
D000818:Animals; D006224:Cricetinae; D006168:Guinea Pigs; D051379:Mice; D051381:Rats; D012377:Rodentia / Q000502:physiology*; D013312:Stress, Physiological / Q000503:physiopathology*; D014465:Ultrasonics; D014828:Vocalization, Animal / Q000502:physiology*