1. Triploid females and diploid males: underreported phenomena in Polistes wasps?

   • A. E. Liebert
   • R. N. Johnson
   • P. T. Starks

   Review article Pages: 205 - 211

2. Levels of polyandry in Apis laboriosa Smith from Nepal

   • J. Paar
   • B. P. Oldroyd
   • G. Kastberger

   Research article Pages: 212 - 214

3. Acanthocephalan (Oligacanthorhynchidae) parasitism of the Caribbean termite Nasutitermes acajutlae: implications for reproductive success

   • C. A. Fuller
   • P. D. Jeyasingh

   Research article Pages: 215 - 220

4. Parasitism affects worker size in the Neotropical swarm-founding social wasp, Polybia paulista (Hymenoptera, Vespidae)

   • K. Kudô
   • Sô. Yamane
   • R. Zucchi

   Research article Pages: 221 - 225

5. Nonequilibrium dynamics of social groups: insights from foraging Argentine ants

   • J. D. Halley
   • M. Burd

   Research article Pages: 226 - 231

6. Queen number in a supercolony of the invasive garden ant, Lasius neglectus

   • X. Espadaler
   • S. Rey
   • V. Bernal

   Research article Pages: 232 - 238

7. Food supplementation affects colony-level life history traits in the annual social wasp Polistes metricus (Hymenoptera, Vespidae)

   • J. N. Seal
   • J. H. Hunt

   Research article Pages: 239 - 242

8. Marking as a decision factor in the choice of a new resting site in Lasius niger

   • S. Depickère
   • D. Fresneau
   • J.-L. Deneubourg

   Research article Pages: 243 - 246

9. Comparative studies on alate wing formation in two related species of rotten-wood termites: Hodotermopsis sjostedti and Zootermopsis nevadensis (Isoptera, Termopsidae)

   • T. Miura
   • S. Koshikawa
   • T. Matsumoto

   Research article Pages: 247 - 252

10. Virgin queens selectively destroy fully matured queen cells in the honeybee Apis mellifera L.

    • K. Harano
    • Y. Obara

    Research article Pages: 253 - 258

11. Fungistatic activity of the sternal gland secretion of the dampwood termite Zootermopsis angusticollis

    • R. B. Rosengaus
    • J. F. A. Traniello
    • A. B. Maxmen

    Research article Pages: 259 - 264

12. A field experiment on the influence of load transportation and patch distance on the locomotion velocity of Dorymyrmex goetschi (Hymenoptera, Formicidae)

    • H. Torres-Contreras
    • R. A. Vásquez

    Research article Pages: 265 - 270

13. Do bumblebees always forage as much as they could?

    • L. Pelletier
    • J. N. McNeil

    Research article Pages: 271 - 274

14. Production of winged and wingless males in the ant, Cardiocondyla minutior

    • J. Heinze
    • A. Böttcher
    • S. Cremer

    Research article Pages: 275 - 278

15. Rank and epicuticular hydrocarbons in different populations of the paper wasp Polistes dominulus (Christ) (Hymenoptera, Vespidae)

    • L. Dapporto
    • P. Theodora
    • S. Turillazzi

    Research article Pages: 279 - 286

16. Queen influence on worker reproduction in bumblebees (Bombus terrestris) colonies

    • C. Alaux
    • P. Jaisson
    • A. Hefetz

    Research article Pages: 287 - 293

17. Yearly variation in polygyny in the termite Macrotermes michaelseni (Sjöstedt)

    • R. Brandl
    • M. Hacker
    • M. Kaib

    Research article Pages: 294 - 298

18. Alarm communication in Ropalidia social wasps

    • A. Fortunato
    • F. R. Dani
    • S. Turillazzi

    Research article Pages: 299 - 305

19. Hard working nurses rather than over-aged nurses permit Ropalidia marginata to respond to the loss of young individuals

    • M. Agrahari
    • R. Gadagkar

    Short communication Pages: 306 - 307

20. In memoriam Rainer Rosengren (1934–2004)

    • L. Sundström

    In Memoriam Pages: 308 - 308