The rich acoustic repertoire of a precocious rodent, the wild cavy Cavia aperea

摘要: The Caviomorph rodents have precocious young and vary in social complexity, resorting to acoustic communication efficiently regulate interactions intra-group avoid intruders predators. wild cavy Cavia aperea, one of the species with largest geographic distribution, is considered a representative domestic porcellus, remarkable repertoire. We conducted descriptive study on behaviour captive population C. aperea. observed animals groups, pairs isolated pups, sonographic analyses. Ten distinct call types were identified: teeth-chattering, structurally variable contact calls, whines squeals, scream, alarm whistle, almost exclusive pup-isolation whistle tweet previously described drrr courtship purr calls. As other caviomorphs, some these signals may carry information about specific contexts moods others communicate arousa...