Synchronous diving behavior of Adélie penguins Akinori TakahashiKatsufumi SatoYasuhiko Naito Video Article 09 October 2003 Pages: 5 - 11
Sex differences in nest defence by the red-backed shrike Lanius collurio: effects of offspring age, brood size, and stage of breeding season Piotr TryjanowskiArtur Goławski Article 18 April 2003 Pages: 13 - 16
Effect of kinship on social behaviors in Brandt's voles (Microtus brandti) Xiaodong YuRuyong SunJiming Fang Article 24 April 2003 Pages: 17 - 22
Habitat complexity reduces aggression and enhances consumption in crayfish Lynda D. CorkumDaniel J. Cronin Article 13 February 2003 Pages: 23 - 27
Vocal imitation in blindfolded zebra finches (Taeniopygia guttata) is facilitated in the presence of a non-singing conspecific female Patrice Adret Article 26 March 2003 Pages: 29 - 35
The nutritional contribution of males affects the feeding behavior and spatial distribution of females in a bruchid beetle, Bruchidius dorsalis Koh-ichi Takakura Article 28 March 2003 Pages: 37 - 42
Kin structure and colony male reproduction in the hornet Vespa crabro (Hymenoptera: Vespidae) Jun-ichi TakahashiJun NakamuraEisuke Hasegawa Article 07 October 2003 Pages: 43 - 47
Ventilating activity at the hornet nest entrance Ksenia RiabininMaria KozhevnikovJacob S. Ishay Article 08 July 2003 Pages: 49 - 53
Signal value of alternating and overlapping singing in the Yellowhammer Emberiza citrinella Tomasz S. OsiejukKatarzyna RatyńskaJakub P. Cygan Article 07 June 2003 Pages: 55 - 61
Semilunar courtship rhythm of the fiddler crab Uca lactea in a habitat with great tidal variation Tae Won KimKil Won KimJae C. Choe Article 26 July 2003 Pages: 63 - 68
Individual (non-social) behavioral acts of hooded cranes Grus monacha wintering in Izumi, Japan Hiroyuki Masatomi Article 19 September 2003 Pages: 69 - 83
Reproductive investment and parental roles in Sabine's gulls Xema sabini Iain J. StenhouseH. Grant GilchristWilliam A. Montevecchi Article 30 August 2003 Pages: 85 - 89
Inter-colony and sex differences in the effects of parental body condition and foraging effort on the brood growth of Adélie penguins Yutaka WatanukiAkinori TakahashiCharles A. Bost Article 06 September 2003 Pages: 91 - 98
Selection of age classes of Sasa leaves by caterpillars of the skipper butterfly Thoressa varia using albo-margination of overwintered leaves Jun-Ya Ide Article 27 September 2003 Pages: 99 - 103
Function of the web box as an anti-predator barrier in the spider mite, Schizotetranychus recki Mituru HoritaAnthony R. ChittendenYutaka Saito Short Communication 08 July 2003 Pages: 105 - 108
Nonlethal indirect effects of a native predatory mite, Amblyseius womersleyi Schicha (Acari:Phytoseiidae), on the phytophagous mite Tetranychus kanzawai Kishida (Acari: Tetranychidae) Keiko OkuShuichi YanoAkio Takafuji Short Communication 26 July 2003 Pages: 109 - 112
Age-specific fertility rates of the Jeju pony ( Equus caballus) Jeong R. RhoRobert B. SrygleyJae C. Choe Short Communication 07 August 2003 Pages: 113 - 117
Early male production is not linked to a reproductive strategy in the Japanese paper wasp, Polistes chinensis antennalis (Hymenoptera: Vespidae) Koji TsuchidaTakaharu SaigoKazuki Takeuchi Short Communication 27 September 2003 Pages: 119 - 121
The predatory behaviour of common kestrels facing various types of prey Davide CsermelyLuca Bagni Erratum 27 August 2003 Pages: 123 - 123