Individual involvement in queen-attending of worker honeybees J. van der Blom Research Articles Pages: 237 - 249
Allometric and multivariate analysis of sex and caste polymorphism in the neotropical stingless bee,Scaptotrigona postica K. HartfelderW. Engels Research Articles Pages: 251 - 266
Queen polymorphism in the North American harvester ant,Ephebomyrmex imberbiculus J. HeinzeB. HölldoblerS. P. Cover Research Articles Pages: 267 - 273
Temporal relationships of rubbing behavior with foraging and petiole enlargement inParapolybia indica (Hymenoptera: Vespidae) J. Kojima Research Articles Pages: 275 - 284
Kin recognition in a semi-natural context: Behaviour towards foreign conspecifics in the social waspRopalidia marginata (Lep.) (Hymenoptera: Vespidae) A. VenkataramanR. Gadagkar Research Articles Pages: 285 - 299
Nest re-use and communal nesting inMicrothurge corumbae (Hymenoptera, Megachilidae), with special reference to nest defense C. A. GarófaloE. CamilloJ. C. Serrano Research Articles Pages: 301 - 311
Development of non-reproductive castes in the neotropical termite generaCornitermes, Embiratermes andRhynchotermes (Isoptera, Nasutitermitinae) Y. Roisin Research Articles Pages: 313 - 324
Raiding behavior of the dulotic antChalepoxenus muellerianus (Finzi) in the field (Hymenoptera: Formicidae, Myrmicinae) R. D. Schumann Research Articles Pages: 325 - 333
Intra- and inter-nest variation in mitochondrial DNA in the polygynous antLeptothorax acervorum (Hymenoptera; Formicidae) M. StilleB. Stille Research Articles Pages: 335 - 340
Adaptative properties of the chemical trail system of the African weaver antOecophylla longinoda Latreille (Hymenoptera, Formicidae, Formicinae) G. BeugnonA. Déjean Research Articles Pages: 341 - 346
Patterns of colonization and incipient nest survival inAcromyrmex niger andAcromyrmex balzani (Hymenoptera: Formicidae) H. G. Fowler Short Communication Pages: 347 - 350
