Conditioned and unconditioned stress-induced analgesia: Stimulus preexposure and stimulus change Steven F. MaierLinda R. Watkins OriginalPaper Pages: 295 - 304
Testing optimal foraging theory on the radial maze: The role of learning in patch sampling William A. Roberts OriginalPaper Pages: 305 - 316
Extinction of operant behavior: An analysis based on foraging considerations Roger L. MellgrenTimothy F. Elsmore OriginalPaper Pages: 317 - 325
Negative discriminative stimuli provide information about the identity of omitted response-contingent outcomes Ruth M. Colwill OriginalPaper Pages: 326 - 336
Combinations of modulators trained with the same and different target stimuli Robert A. Rescorla OriginalPaper Pages: 355 - 360
Food deprivation and conditioned flavor preferences based on sweetened and unsweetened foods Elizabeth D. CapaldiJoan ShefferJacqueline Owens OriginalPaper Pages: 361 - 368
Periodic water, interwater interval, and adjunctive behavior in a 24-hour multiresponse environment William TimberlakeGary A. Lucas OriginalPaper Pages: 369 - 380
Learning in honeybees as a function of amount of reward: Rejection of the equal-asymptote assumption P. A. CouvillonYounglim LeeM. E. Bitterman OriginalPaper Pages: 381 - 387
