title: THE COMPARATIVE PSYCHOLOGY OF LEARNING.
mesh_terms: D000818:Animals; D003213:Conditioning, Psychological; D006801:Humans; D007858:Learning; D010247:Paramecium; D011587:Psychology, Comparative; D012106:Research; D014419:Turbellaria
keywords: CONDITIONING (PSYCHOLOGY); EXPERIMENTAL LAB STUDY; LEARNING; PARAMECIUM; PSYCHOLOGY, COMPARATIVE; REVIEW; TURBELLARIA