Social behaviour ofRopalidia fasciata (Hymenoptera: Vespidae) females on satellite nests and on a nest with multiple combs Yosiaki Itô OriginalPaper Pages: 73 - 80
The prediapause copulation and its significance in the butterflyEurema hecabe Yoshiomi Kato OriginalPaper Pages: 81 - 90
Female choice for male gregariousness in a Stink bug,Megacopta punctissimum (Montandon) (Heteroptera, Plataspidae) Yoshinori Hibino OriginalPaper Pages: 91 - 95
Soldiers of a European gall aphid,Pemphigus spyrotecae (Homoptera: Aphidoidea): Why do they molt? Shigeyuki AokiUtako Kurosu OriginalPaper Pages: 97 - 104
A model of mate searching and territorial behaviour for “flier” type dragonflies Hidenori Ubukata OriginalPaper Pages: 105 - 112
The significance of blends of two sex pheromone components on the behavior of maleSpodoptera litura F. (Lepidoptera: Noctuidae) Kenjiro Kawasaki OriginalPaper Pages: 113 - 119
Assessment of the maple aphid colony by the hover fly,Episyrphus balteatus (de Geer) (Diptera: Syrphidae) I Eiko KanMitsuhiro Sasakawa OriginalPaper Pages: 121 - 127
Parental care and mating systems of cichlid fishes in Lake Tanganyika: a preliminary field survey Tetsuo Kuwamura OriginalPaper Pages: 129 - 146
The mating system ofTokunagayusurika akamusi (Diptera; Chironomidae): II. Experimental analysis of male mating behaviour at the resting place Kimio OtsukaMasahiro KonToshitaka Hidaka OriginalPaper Pages: 147 - 152
Mate acquisition by a solitary crabZebrida adamsii, a symbiont of the sea urchin Yasunobu YanagisawaAkira Hamaishi OriginalPaper Pages: 153 - 162
