1. Costs and Benefits of Mating in the Grasshopper Chorthippus parallelus (Caelifera: Acrididae)

   • K. Reinhardt
   • G. Köhler

   OriginalPaper Pages: 283 - 293

2. The Effect of Single, Double, and Triple Matings on the Lifetime Fecundity of Callosobruchus analis and Callosobruchus maculatus (Coleoptera: Bruchidae)

   • Nina Wilson
   • Toby J. Tufton
   • Paul E. Eady

   OriginalPaper Pages: 295 - 306

3. Regulation of Diet in the Fire Ant, Solenopsis invicta

   • Deby Lee Cassill
   • Walter R. Tschinkel

   OriginalPaper Pages: 307 - 328

4. Vibratory Alarm Signals in Two Sympatric Higher Termite Species: Pseudacanthotermes spiniger and P. militaris (Termitidae, Macrotermitinae)

   • Sophie Connétable
   • Alain Robert
   • Christian Bordereau

   OriginalPaper Pages: 329 - 342

5. The Releaser Effects of the Tergal Gland Secretion of Queen Honeybees (Apis mellifera)

   • T. C. Wossler
   • R. M. Crewe

   OriginalPaper Pages: 343 - 351

6. Size Assortative Mating and Reproductive Success of the Funnel-Web Spider, Agelena limbata (Araneae; Agelenidae)

   • Toshiya Masumoto

   OriginalPaper Pages: 353 - 361

7. The Nesting Behavior of Dawson's Burrowing Bee, Amegilla dawsoni (Hymenoptera: Anthophorini), and the Production of Offspring of Different Sizes

   • John Alcock

   OriginalPaper Pages: 363 - 384

8. Choice of Lookout Posts by Territorial Amberwing Dragonflies, Perithemis tenera (Anisoptera: Libellulidae)

   • Paul V. Switzer
   • Wendy Walters

   OriginalPaper Pages: 385 - 398

9. Interspecific Relations Between Two Sympatric Species of Hymenoptera, Dinarmus basalis (Rond) and Eupelmus vuilleti (Crw), Ectoparasitoids of the Bruchid Callosobruchus maculatus (F)

   • N. Gauthier
   • A. Sanon
   • J. Huignard

   OriginalPaper Pages: 399 - 413