TY - RPRT TI - Subspecies differences in curiosity and general activity for developing squirrel monkeys. AU - M A Roy AU - C W Hennig AU - E M Hill AU - M L Walker PY - 1981 DO - 10.1002/dev.420140107 UR - https://pubmed.ncbi.nlm.nih.gov/7274577/ ID - 7274577 ER -