1. Object recognition through eavesdropping: Passive echolocation in bottlenose dolphins

   • Mark J. Xitco
   • Herbert L. Roitblat

   OriginalPaper Pages: 355 - 365

2. Tactual discrimination of size and shape by a California sea lion (Zalophus californianus)

   • Guido Dehnhardt
   • Gerti Dücker

   OriginalPaper Pages: 366 - 374

3. Development of object permanence in the New Zealand parakeet (Cyanoramphus auriceps)

   • Mildred S. Funk

   OriginalPaper Pages: 375 - 383

4. Differences in feeding ecology predict differences in performance between golden lion tamarins (Leontopithecus rosalia) and Wied’s marmosets (Callithrix kuhli) on spatial and visual memory tasks

   • Michael L. Platt
   • Elizabeth M. Brannon
   • Jeffrey A. French

   OriginalPaper Pages: 384 - 393

5. Priming during multiple-target search: The cumulative effects of relative target frequency

   • Patricia M. Blough

   OriginalPaper Pages: 394 - 400

6. Value transfer in concurrent-schedule discriminations by pigeons

   • Thomas R. Zentall
   • Janice E. Weaver
   • Lou M. Sherburne

   OriginalPaper Pages: 401 - 409

7. Transverse patterning in pigeons

   • P. A. Couvillon
   • M. E. Bitterman

   OriginalPaper Pages: 410 - 422

8. Reacquisition following extinction in appetitive conditioning

   • Sean T. Ricker
   • Mark E. Bouton

   OriginalPaper Pages: 423 - 436

9. Effects of several extinction treatments upon the integrity of Pavlovian stimulus-outcome associations

   • Andrew R. Delamater

   OriginalPaper Pages: 437 - 449

10. Response-outcome associations remain functional through interference treatments

    • Robert A. Rescorla

    OriginalPaper Pages: 450 - 458

11. Dissociation of the blocking of conditioned eyeblink and conditioned fear following a shift in US locus

    • Stephanie L. Betts
    • Susan E. Brandon
    • Allan R. Wagner

    OriginalPaper Pages: 459 - 470

12. Forthcoming articles

    Announcement Pages: 471 - 472

13. Notices and announcements

    Announcement Pages: 473 - 473