Reproductive options for first brood "workers" emerging in orphan nests of Polistes nipponensis (Hymenoptera, Vespidae) Y. HagiwaraJ. Kojima Pages: 191 - 195
Queen mating frequency and maternity of males in the stingless bee Trigona carbonaria Smith C. L. GreenB. P. Oldroyd Pages: 196 - 202
Navigation using visual landmarks by the ant Leptothorax albipennis M. A. McLemanS. C. PrattN. R. Franks Pages: 203 - 208
Sex pheromone identified after Solid Phase Microextraction from tergal glands of female alates in Cornitermes bequaerti (Isoptera, Nasutitermitinae) C. BordereauE. M. CancelloB. Quennedey Pages: 209 - 215
Parasitic Cape honey bee workers (Apis mellifera capensis) are not given differential treatment by African guards (A. m. scutellata) M. BeekmanT. C. WosslerF. L. W. Ratnieks Pages: 216 - 220
A transitional stage between the ergatoid and winged male morph in the ant Cardiocondyla obscurior S. CremerB. LautenschlägerJ. Heinze Pages: 221 - 228
Production of wax by virgin queens of the stingless bee Melipona bicolor (Apidae, Meliponinae) D. KoedamH. JungnickelE. D. Morgan Pages: 229 - 233
Egg activation and timing of sperm acceptance by an egg in honeybees (Apis mellifera L.) K. SasakiY. Obara Pages: 234 - 240
Mechanism, induction factors, and adaptive significance of dealation in the subterranean termite Reticulitermes speratus (Isoptera, Rhinotermitidae) K. MatsuuraT. Nishida Pages: 241 - 244
Morphometric changes during soldier differentiation of the damp-wood termite Hodotermopsis japonica (Isoptera, Termopsidae) S. KoshikawaT. MatsumotoT. Miura Pages: 245 - 250
Predation by the army ant Neivamyrmex rugulosus on the fungus-growing ant Trachymyrmex arizonensis J. S. LaPollaU. G. MuellerS. P. Cover Pages: 251 - 256
Soldier behaviour and division of labour in the aphid genus Pemphigus (Hemiptera, Aphididae) P. K. RhodenW. A. Foster Pages: 257 - 263
Evaluation of predation risk in the collectively foraging termite Macrotermes bellicosus J. KorbK. E. Linsenmair Pages: 264 - 269
Policing of adult honey bees with activated ovaries is error prone J. R. DampneyA. B. BarronB. P. Oldroyd Pages: 270 - 274
Behavioral and chemical analyses of scent-marking in the lek system of a hover-wasp (Vespidae, Stenogastrinae) L. BeaniM. F. SledgeS. Turillazi Pages: 275 - 281
Genetic differentiation across a behavioural boundary in a primitively eusocial bee, Halictus poeyi Lepeletier (Hymenoptera, Halictidae) A. ZayedL. Packer Pages: 282 - 288
Caste specialization and differentiation in reproductive potential in the phylogenetically primitive ant Myrmecia gulosa V. DietemannB. HölldoblerC. Peeters Pages: 289 - 298
Lasius platythorax as a host of Lasius distinguendus (Hymenoptera, Formicidae) B. C. Schlick-SteinerF. M. SteinerU. Straka Pages: 299 - 299