1. The origin and functions of adjunctive behavior

   • John L. Falk

   OriginalPaper Pages: 325 - 335

2. Positive behavioral contrast, autoshaping, and omission responding in the goldfish (Carassius auratus)

   • Sarah W. Bottjer
   • Stanley R. Scobie
   • Julia Wallace

   OriginalPaper Pages: 336 - 342

3. Location preference and flavor aversion reinforced by amphetamine in rats

   • Murray A. Reicher
   • Eric W. Holman

   OriginalPaper Pages: 343 - 346

4. Effects of sample duration and spaced repetition upon delayed matching-to-sample in monkeys (Macaca arctoides andSaimiri sciureus)

   • Howard L. Herzog
   • Douglas S. Grant
   • William A. Roberts

   OriginalPaper Pages: 347 - 354

5. Taxisin Aplysia dactylomela (Rang, 1828) to water-borne stimuli from conspecifics

   • I. Izja Lederhendler
   • Kate Herriges
   • Ethel Tobach

   OriginalPaper Pages: 355 - 358

6. Habituation to illness: Effects of prior experience with the US on the formation of learned taste aversions in rats

   • Nancy Woodard Cain
   • Ronald Baenninger

   OriginalPaper Pages: 359 - 364

7. The development of intruder attack in colonies of laboratory rats

   • Robert J. Blanchard
   • Lorey K. Takahashi
   • D. Caroline Blanchard

   OriginalPaper Pages: 365 - 369

8. Reactions of Mongolian gerbils in the presence of urine stimuli

   • Terry F. Pettijohn

   OriginalPaper Pages: 370 - 372

9. Frustration-mediated learning of a barpress response

   • Peter C. Senkowski
   • M. Ray Denny

   OriginalPaper Pages: 373 - 376

10. Prolonged, unsignaled, inescapable shocks increase persistence in subsequent appetitive instrumental learning

    • Jaw-Sy Chen
    • Abram Amsel

    OriginalPaper Pages: 377 - 385

11. The erasure of reinstated fear

    • Robert A. Rescorla
    • Christopher L. Cunningham

    OriginalPaper Pages: 386 - 394

12. Lack of reacquisition in learned taste aversions

    • Jaber Danguir
    • Stylianos Nicolaidis

    OriginalPaper Pages: 395 - 397

13. Responses of sexually experienced and naive male rats to cues from receptive vs. nonreceptive females

    • Michael R. Landauer
    • Robert E. Wiese
    • W. J. Carr

    OriginalPaper Pages: 398 - 402

14. Preexposure to situational cues and shock intensity in two-way avoidance learning

    • Stephen E. Dieter

    OriginalPaper Pages: 403 - 406

15. The nature of the initial coping response and the learned helplessness effect

    • Steven F. Maier
    • Raymond L. Jackson

    OriginalPaper Pages: 407 - 414

16. Recovery of extinction responding in rats following discontinuation of reinforcement of alternative behavior: A test of two explanations

    • Richard A. Rawson
    • Harold Leitenberg
    • Mark F. Lefebvre

    OriginalPaper Pages: 415 - 420

17. The isolation of stimulus-reinforcer associations established with multiple schedules

    • Stanley J. Weiss

    OriginalPaper Pages: 421 - 429