Conditioned fear-related ultrasonic vocalizations are emitted as an emotional response - Kikusui, T. (Tokyo Univ. (Japan)); Nishizawa, D; Takeuchi, Y; Mori, Y (Journal of Veterinary Medical Science, 2003)
Keywords: Animals; Avoidance Learning - physiology; BEHAVIOUR; Conditioning, Operant - physiology; Electroshock; emotional response; Emotions; Extinction, Psychological; Fear - physiology; fear conditioning; Male; operant control; RATS; Rats, Wistar; STRESS; Time Factors; ultrasonic vocalization; ULTRASONICS; Vocalization, Animal