1. Courtship patterns in induced oestrous and natural oestrous domestic ferrets (Mustela putorius furo)

   • Brian J. Miller
   • Stanley H. Anderson

   OriginalPaper Pages: 65 - 73

2. Prolonged maternal care inElasmucha dorsalis (Heteroptera: Acanthosomatidae)

   • Shin-ichi Kudô
   • Masahiko Satô
   • Masahiro Ôhara

   OriginalPaper Pages: 75 - 81

3. Alarm pheromone eliciting attack and escape responses in the sugar cane woolly aphid,Ceratovacuna lanigera (Homoptera, Pemphigidae)

   • Norio Arakaki

   OriginalPaper Pages: 83 - 90

4. Mud-walled territories and feeding behaviour ofBoleophthalmus boddarti (Pisces: Gobiidae) on the Mudflats of Kuwait

   • D. A. Clayton
   • J. M. Wright

   OriginalPaper Pages: 91 - 95

5. Predation on eggs by conspecific males in two Japanese damselfishes,Pomacentrus nagasakiensis andChromis notatus notatus, after removal of egg-guarding males

   • Akinobu Nakazono
   • Hiroyuki Hamada
   • Makoto Sakurai

   OriginalPaper Pages: 97 - 104

6. A game analysis of reciprocal cooperation: Sequential food-sharing and sex role alternation

   • Hiroyuki Matsuda

   OriginalPaper Pages: 105 - 112

7. Repeated copulations benefit of the female inLethocerus deyrollei vuillefroy (Heteroptera: Belostomatidae)

   • Noritaka Ichikawa

   OriginalPaper Pages: 113 - 117

8. Urine-marking activity of female mice under the influence of male urine odors

   • Kyoko Ninomiya
   • Takeji Kimura

   OriginalPaper Pages: 119 - 123

9. Swarming and mating behaviour ofChironomus flaviplumus (Diptera: Chironomidae), compared with a sympatric congeneric species,C. yoshimatsui

   • Masahiro Kon

   OriginalPaper Pages: 125 - 131

10. Breeding strategy of the male brooding water bug,Diplonychus major esaki (Heteroptera: Belostomatidae): Is male back space limiting?

    • Noritaka Ichikawa

    OriginalPaper Pages: 133 - 140

11. Agonistic behaviours in colonies of the bumblebeeBombus terrestris

    • M. J. Duchateau

    OriginalPaper Pages: 141 - 151

12. Neonates' vocal and facial expressions and their changes during experimental playbacks of intra-uterine sounds

    • Atsuya Yoshida
    • Yoshihide Chiba

    OriginalPaper Pages: 153 - 166

13. Discrimination of natural contact calls by two strains of canary and the budgerigar

    • Thomas J. Park
    • Robert I. Dooling
    • Kazuo Okanoya

    Short Communication Pages: 167 - 169