1. Comparative analysis of learning in honeybees

   • M. E. Bitterman

   OriginalPaper Pages: 123 - 141

2. Search behavior in cats and dogs: Interspecific differences in working memory and spatial cognition

   • François Y. Doré
   • Sylvain Fiset
   • Sylvain Gagnon

   OriginalPaper Pages: 142 - 149

3. Mechanisms of multidimensional grouping, fusion, and search in avian texture discrimination

   • Robert G. Cook
   • Kimberley K. Cavoto
   • Brian R. Cavoto

   OriginalPaper Pages: 150 - 167

4. Self-control in the monkeymacaca fascicularis

   • Henry Tobin
   • A. W. Logue
   • Jack G. May

   OriginalPaper Pages: 168 - 174

5. The effects of order of shock durations on helplessness in rats

   • Tasha Prabhakar
   • R. F. Soames Job

   OriginalPaper Pages: 175 - 182

6. Signaled reinforcement effects on fixed-interval performance of the rat

   • Sadahiko Nakajima
   • Katsuya Kitaguchi

   OriginalPaper Pages: 183 - 192

7. Recall of three-item sequences by pigeons

   • H. S. Terrace
   • Shaofu Chen
   • Vikram Jaswal

   OriginalPaper Pages: 193 - 205

8. A “random-walk” simulation model of multiple-pattern learning in a radial-arm maze

   • Ian Neath
   • E. J. Capaldi

   OriginalPaper Pages: 206 - 210

9. Instrumental performance and time between reinforcements: Intimate relation to learning or memory retrieval?

   • E. J. Capaldi
   • Suzan Alptekin
   • Kimberly M. Birmingham

   OriginalPaper Pages: 211 - 220

10. Second-order conditioning detects unexpressed morphine-induced salt aversion

    • Rick A. Bevins
    • Timothy A. Delzer
    • Michael T. Bardo

    OriginalPaper Pages: 221 - 229

11. Notices and announcements

    Announcement Pages: 230 - 230

12. Forthcoming articles

    Announcement Pages: 231 - 232