Rats that learn to vocalize for food reward emit longer and louder appetitive calls and fewer short aversive calls
Agnieszka D. Wardak,
Krzysztof H. Olszyński,
Rafał Polowy
et al.
Abstract:Rats are social animals that use ultrasonic vocalizations (USV) in their intraspecific communication. Several types of USV have been previously described, e.g., appetitive 50-kHz USV and aversive short 22-kHz USV. It is not fully understood which aspects of the USV repertoire play important functions during rat ultrasonic exchange. Here, we investigated features of USV emitted by rats trained in operant conditioning, is a form of associative learning between behavior and its consequences, to reinforce the prod… Show more
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