Determinants of pigeons’ choice between certain and probabilistic outcomes Marcia L. SpetchMichael V. MondlochRoger Dunn OriginalPaper Pages: 239 - 251
The generality of within-session patterns of responding: Rate of reinforcement and session length Frances K. McsweeneyJohn M. RollCari B. Cannon OriginalPaper Pages: 252 - 266
A matching law analysis of the reinforcing efficacy of wheel running in rats Terry W. BelkeGene M. Heyman OriginalPaper Pages: 267 - 274
Sequential priming in visual search: Contributions of stimulus-driven facilitation and learned expectancies Patricia M. BloughDonna M. Lacourse OriginalPaper Pages: 275 - 281
A context-specific detrimental effect of UCS preexposure on place conditioning with morphine Sherry A. McKeeRiley E. HinsonBruce W. Baxter OriginalPaper Pages: 282 - 290
The determination of direction in landmark-based spatial search in pigeons: A further test of the vector sum model Ken Cheng OriginalPaper Pages: 291 - 301
Factors affecting rats’ location during conditioned suppression training Rick A. BevinsJohn J. B. Ayres OriginalPaper Pages: 302 - 308
Modulation of trained and extinguished stimuli by facilitators and inhibitors Dale SwartzentruberRobert A. Rescorla OriginalPaper Pages: 309 - 316
Renewal of extinguished responding in a second context Mark E. BoutonSean T. Ricker OriginalPaper Pages: 317 - 324
Passive socialization to humans: Effects on tonic immobility in chickens (Gallus gallus) Timothy J. EddyGordon G. Gallup OriginalPaper Pages: 325 - 331
The role of US novelty in retention interval effects in single-element taste-aversion learning W. Robert BatsellMichael R. Best OriginalPaper Pages: 332 - 340
Roles of visual and taste cues in ingestional neophobia: Response latency effects in chicks (Gallus domesticus) Joseph J. FranchinaLera Joyce JohnsonP. Andrew Leynes OriginalPaper Pages: 341 - 350