Nest architecture inParischnogaster alternata Sakagami (Vespidae, Stenogastrinae), intra-specific variability in building strategies C. Coster-LongmanS. Turillazzi Research Articles Pages: 1 - 16
Division of labor in post-emergence colonies of the primitively eusocial waspPolistes instabilis de Saussure (Hymenoptera: Vespidae) S. O'Donnell Research Articles Pages: 17 - 29
Trail following and stowaway behaviour of the myrmecophilous staphylinid beetle,Homoeusa acuminata, during foraging trips of its hostLasius fuliginosus (Hymenoptera: Formicidae) Y. QuinetJ. M. Pasteels Research Articles Pages: 31 - 44
Workers and queens of the European hornetVespa crabro L. have colony-specific cuticular hydrocarbon profiles (Hymenoptera: Vespidae) D. P. ButtsM. A. CamannK. E. Espelie Research Articles Pages: 45 - 55
On the elevated intestinal pH of higher termites (Isoptera: Termitidae) D. E. BignellP. Eggleton Research Articles Pages: 57 - 69
Biology of the stingless beePlebeia remota (Holmberg): observations and evolutionary implications F. D. J. van BenthemV. L. Imperatriz-FonsecaH. H. W. Velthuis Research Articles Pages: 71 - 87
Intraspecific competition through food robbing in the harvester ant,Messor aciculatus (Fr. Smith), and its consequences on colony survival T. Yamaguchi Research Articles Pages: 89 - 101
Influence of larvae and workers on egg production of queens of the pharaoh's ant,Monomorium pharaonis (L.) L. W. BørgesenP. V. Jensen Research Articles Pages: 103 - 112