Family identity is represented within vocal categories by the gerbil auditory cortex.

Gerbil auditory cortex can simultaneously decode vocalization category and family identity with high accuracy despite acoustic variability.

• Why it matters: Understanding how animals recognize vocalizations and individual identities is crucial for insights into social communication and neural processing.
• What they did: The study recorded responses from over 1,500 auditory cortex neurons in gerbils to vocalizations from five families across four categories, analyzing their neural encoding.
• The result: Findings show that AC activity robustly encodes both vocalization meaning and identity, enabling animals to generalize across acoustic variations and recognize vocalizer identity.