FORCE GRADIENTS IN STIMULUS GENERALIZATION.
D000818:Animals; D001717:Birds; D010856:Columbidae; D005108:Extinction, Psychological; D005793:Generalization, Psychological; D005795:Generalization, Stimulus; D012054:Reinforcement, Psychology; D012106:Research; D013223:Statistics as Topic
BIRDS; EXPERIMENTAL LAB STUDY; EXTINCTION (PSYCHOLOGY); GENERALIZATION (PSYCHOLOGY); REINFORCEMENT (PSYCHOLOGY); STATISTICS