Differential response gradients to a Pavlovian safety signal following active avoidance training in young and adult rats James F. Brennan OriginalPaper Pages: 277 - 281
Effects of reinforcement-paired stimuli on general activity Thomas S. HydeMilton A. Trapold OriginalPaper Pages: 282 - 286
The combined effects of dosage level and interstimulus interval on the formation of one-trial poison-based aversions in rats Emir Anne AndrewsNorman S. Braveman OriginalPaper Pages: 287 - 289
Effects of varying sucrose reinforcers and amobarbital sodium on positive contrast in rats Joan S. Rabin OriginalPaper Pages: 290 - 294
Nonshock confinement duration and shock- and safebox similarity during escape training in rats Joseph J. FranchinaTimothy E. Schindele OriginalPaper Pages: 297 - 300
Effects of tactile stimulation on the initiation and maintenance of the following response in Japanese quail (Coturnix coturnix japonica) Maureen ClementsJon Lien OriginalPaper Pages: 301 - 304
“Thinking ahead” in rat discrimination learning Stewart H. HulseCatherine E. Campbell OriginalPaper Pages: 305 - 311
Sustained attention: Stimulus control determined by schedule of cue production interacting with cue duration William S. Maki OriginalPaper Pages: 312 - 316
Signal-food contingency and signal frequency in a continuous trials auto-shaping paradigm J. GibbonC. LocurtoH. S. Terrace OriginalPaper Pages: 317 - 324
The effects of differing type and magnitude of reward on the contrafreeloading phenomenon in rats Lynn C. RobertsonSuzanne C. Anderson OriginalPaper Pages: 325 - 328
Copulatory behavior and nest building behavior of wild house mice (Mus musculus) D. Q. EstepD. L. LanierD. A. Dewsbury OriginalPaper Pages: 329 - 336
Competitive and noncompetitive rearing and shock-elicited aggression in the rat Robert Ader OriginalPaper Pages: 337 - 339
Overtraining, extinction, and reversal learning by kittens J. M. Warren OriginalPaper Pages: 340 - 342
Determinants of planarian aggregation behavior James H. ReynierseKathryn Gleason OriginalPaper Pages: 343 - 346
Additive summation by stimulus compounding irrespective of behavioral contrast during discrimination training: An investigation with positive reinforcement and avoidance schedules Stanley J. Weiss OriginalPaper Pages: 359 - 369
Backward conditioning to a CS following an expected vs. a surprising UCS Allan R. WagnerWilliam S. Terry OriginalPaper Pages: 370 - 374
Sameness-difference judgments inSaimiri sciureus based on volumetric cues Paul CzernyRoger K. Thomas OriginalPaper Pages: 375 - 379
Frustration and the production of schedule-induced polydipsia Michael L. ThomkaRobert A. Rosellini OriginalPaper Pages: 380 - 384