Plagiarism in the age of electronic publishing Teiji Sota Editorial 03 November 2004 Pages: 219 - 219
How many eggs should be laid in one’s own nest and others’ in intra-specific brood parasitism? Fugo Takasu Original Article 27 August 2004 Pages: 221 - 229
Parental investment and family dynamics: interactions between theory and empirical tests Nick J. RoyleIan R. HartleyGeoff A. Parker Review 23 September 2004 Pages: 231 - 241
Chance and adaptation in the evolution of island bumblebee behaviour Lars ChittkaThomas C. IngsNigel E. Raine Review 19 June 2004 Pages: 243 - 251
Heterostyly: speciation within a species Shoko SakaiYukihiko Toquenaga Original Article 08 September 2004 Pages: 253 - 262
High interannual variation in the hatching sex ratio of Tengmalm’s owl broods during a vole cycle Tim HipkissBirger Hörnfeldt Original Article 29 September 2004 Pages: 263 - 268
Are there genetically controlled habitat-specific differences in spatial aggregation of drosophilids? Marko RohlfsThomas S. Hoffmeister Notes and Comments 04 September 2004 Pages: 269 - 274
Leaf trenching by Indian red admiral caterpillars for feeding and shelter construction Jun-Ya Ide Notes and Comments 25 August 2004 Pages: 275 - 280
Demographic versus genetic dispersal measures Sofie VandewoestijneMichel Baguette Notes and Comments 30 October 2004 Pages: 281 - 285
Latitudinal gradient of species diversity: multi-scale variability in rocky intertidal sessile assemblages along the Northwestern Pacific coast Takehiro OkudaTakashi NodaMasahiro Nakaoka Erratum 31 August 2004 Pages: 287 - 287
Relationship between physical leaf characteristics and growth and survival of polyphagous grasshopper nymphs, Parapodisma subastris (Orthoptera: Catantopidae) Kazumi MiuraNaota Ohsaki Erratum 30 October 2004 Pages: 289 - 289