1. Host recognition byPimpla instigator F. (Hymenoptera: Ichneumonidae): Preferences and learned responses

   • J. M. Schmidt
   • R. T. Cardé
   • L. E. M. Vet

   OriginalPaper Pages: 1 - 11

2. Factors governing host discrimination byOpius dimidiatus (Ashmead) (Hymenoptera: Braconidae)

   • Judith M. Nelson
   • Bernard D. Roitberg

   OriginalPaper Pages: 13 - 24

3. Parasitism and decreased response to sex pheromones in malePeriplaneta americana (Dictyoptera: Blattidae)

   • Lisa M. Carmichael
   • Janice Moore
   • Louis B. Bjostad

   OriginalPaper Pages: 25 - 32

4. Pupal cell-building behavior in passalid beetles (Coleoptera: Passalidae)

   • Jorge Valenzuela-González

   OriginalPaper Pages: 33 - 41

5. Feeding behavior ofRhagoletis pomonella flies (Diptera: Tephritidae): Effect of initial food quantity and quality on food foraging, handling costs, and bubbling

   • J. Hendrichs
   • B. S. Fletcher
   • R. J. Prokopy

   OriginalPaper Pages: 43 - 64

6. Territorial behavior of both sexes in the water striderMetrocoris histrio (Hemiptera: Gerridae) during the mating season

   • Tsunenori Koga
   • Kooji Hayashi

   OriginalPaper Pages: 65 - 77

7. The importance of palpation in food selection by a polyphagous grasshopper (Orthoptera: Acrididae)

   • R. F. Chapman
   • G. Sword

   OriginalPaper Pages: 79 - 91

8. Egg attendance and brooding by males of the giant water bugLethocerus medius (Guerin) in the field (Heteroptera: Belostomatidae)

   • Robert L. Smith
   • Eric Larsen

   OriginalPaper Pages: 93 - 106

9. Role of the scale wax ofCeroplastes ceriferus anderson (Hemiptera: Coccidae) as a defense against the parasitic waspAnicetus ceroplastis Ishii (Hymenoptera: Encyrtidae)

   • Junji Takabayashi
   • Shozo Takahashi

   Short Communication Pages: 107 - 115

10. Book review

    • Deborah Roan Smith

    BookReview Pages: 117 - 121

11. Book review

    • Richard A. B. Leschen

    BookReview Pages: 123 - 124