In a recently published, PNAS study, professor Andreas Neider and his team found that crows and rhesus macaques take mental shortcuts.
Feb. 14 -- FRIDAY, Feb. 13 (HealthDay News) -- Many primates are capable of basic math and pre-verbal "number sense," but it's the use of language to explain abstractions that allows humans to take ...
CHICAGO (Reuters) - Monkeys performed about as well as college students at mental addition, U.S. researchers said on Monday in a finding that suggests nonverbal math skills are not unique to humans.