Performance of honeybees in reversal and ambiguous-cue problems: Tests of a choice model P. A. CouvillonM. E. Bitterman OriginalPaper Pages: 225 - 231
Partial reinforcement and resistance to extinction in honeybees Doris AmmonCharles I. AbramsonM. E. Bitterman OriginalPaper Pages: 232 - 240
Foraging on the radial-arm maze: Effects of altering the reward at a target location John D. BatsonMichael R. BestKevin R. Gilleland OriginalPaper Pages: 241 - 248
Pretest cuing after forgetting of a food-motivated maze task in rats: Synergistic action of context and reinforcement Bernard Deweer OriginalPaper Pages: 249 - 256
Pigeons’ spatial memory: V. Proactive interference in the delayed matching of key location paradigm occurs only under restricted conditions Donald M. Wilkie OriginalPaper Pages: 257 - 266
Establishing a forget cue in pigeons using the intratrial interference procedure Douglas S. Grant OriginalPaper Pages: 267 - 275
Unpredicted food produces a mode of behavior that affects rats’ subsequent reactions to a conditioned stimulus: A behavior-system approach to “context blocking” William Timberlake OriginalPaper Pages: 276 - 286
Effects of motor activity on the elicitation and modification of the startle reflex in rats John R. WeckerJames R. Ison OriginalPaper Pages: 287 - 292
Partial reinforcement delayed extinction effect after regularly alternating reward training Masato Ishida OriginalPaper Pages: 293 - 300
Postshock learning and conditioned defensive burying John P. J. PinelMichael J. ManaDonald M. Wilkie OriginalPaper Pages: 301 - 304
Effects of stress controllability, immunization, and therapy on the subsequent defeat of colony intruders Jon L. WilliamsDean M. Lierle OriginalPaper Pages: 305 - 314
Chlordiazepoxide and the determinants of negative contrast Charles F. FlahertyPatricia S. GrigsonGrace A. Rowan OriginalPaper Pages: 315 - 321
Object permanence in the African Grey parrot (Psittacus erithacus) Irene M. PepperbergFlorence A. Kozak OriginalPaper Pages: 322 - 330
Observational learning in the pigeon: Effects of model’s rate of response and percentage of reinforcement Cathie E. Alderks OriginalPaper Pages: 331 - 335
