Can free-ranging rhesus monkeys (Macaca mulatta) extract artificially created rules comprised of natural vocalizations?doi.org
Journal of Comparative Psychology 123(2):161, 2009
Abstract 1. Though nonhuman animals lack anything like a set of grammatical structures in their natural vocalizations, studies now suggest that at least some animals can extract patterns from a structured input that appear abstract and rule-like. The authors continue ...