Responses to urine odor in the tufted capuchin (Cebus apella) Yoshikazu Ueno OriginalPaper Pages: 81 - 87
The biological function of snake mobbing by Siberian chipmunks: I. Does it function as a signal to other conspecifics? Tomomichi Kobayashi OriginalPaper Pages: 89 - 95
Spatial distribution of mate-searching males in the damselfly,Cercion c. calamorum (Odonata: Zygoptera) Tetsuyuki Uéda OriginalPaper Pages: 97 - 105
Alloparental care in the marine sculpinAlcichthys alcicornis (Pisces: Cottidae): Copulating in conjunction with paternal care Hiroyuki MuneharaAkiko TakenakaOsamu Takenaka OriginalPaper Pages: 115 - 120
Sexual differences in posture-related human behavior on subway trains, and their biological function Tomomichi Kobayshi OriginalPaper Pages: 121 - 130
Parental investment and offspring sex ratio in a solitary bee,Anthidium septemspinosum lepeletier (Hymenoptera: Megachilidae) Naoto Sugiura OriginalPaper Pages: 131 - 139
Polychromatism of the scale-eaterPerissodus microlepis (Cichlidae, Teleostei) in relation to foraging behavior Muderhwa Nshombo OriginalPaper Pages: 141 - 161
Worker's genetic diversity has no relation to pollen diversity in a honey bee colony (Apis mellifera L.) Michał WoyciechowskiZofia Warakomska OriginalPaper Pages: 163 - 167
Intraspecific variation of P2 value in a coccinellid beetle,Harmonia axyridis Hideki Ueno OriginalPaper Pages: 169 - 174
The unusual social organization of the antPachycondyla tridentata (Formicidae, ponerinae) Kathrin SommerBert HölldoblerKarla Jessen OriginalPaper Pages: 175 - 185
Difference in nesting sites ofRopalidia fasciata (Hymenoptera: Vespidae) in Okinawa and western Taiwan Yosiaki ItôJung-Tai ChaoKoji Tsuchida OriginalPaper Pages: 187 - 191