Group size and relative competitive ability: geometric progressions as a conceptual tool S. HumphriesG. D. RuxtonN. B. Metcalfe Original Article Pages: 113 - 118
Effects of mating history on ejaculate size, fecundity, longevity, and copulation duration in the ant-tended lycaenid butterfly, Jalmenus evagoras L. HughesB. Siew-Woon ChangN. E. Pierce Original Article Pages: 119 - 128
Interdemic variation in mixed-species association patterns: common diurnal primates of Kibale National Park, Uganda C. A. ChapmanL. J. Chapman Original Article Pages: 129 - 139
Wind selectivity of migratory flight departures in birds S. ÅkessonA. Hedenström Original Article Pages: 140 - 144
Female resistance and male preference in a stream-dwelling isopod: effects of female molt characteristics T. C. SparkesD. P. KeoghK. E. Haskins Original Article Pages: 145 - 155
The effects of testosterone on antibody production and plumage coloration in male house sparrows (Passer domesticus) M. R. EvansA. R. GoldsmithS. R. A. Norris Original Article Pages: 156 - 163
Characteristics that influence male reproductive success on a lek of Lethrinops c.f. parvidens (Teleostei: Cichlidae) K. A. KelloggJ.R. StaufferK. R. McKaye Original Article Pages: 164 - 170
Condition-dependent response to changes in pollen stores by honey bee (Apis mellifera) colonies with different parasitic loads A. F. JanmaatM. L. WinstonR. C. Ydenberg Original Article Pages: 171 - 179
Duetting and mate-guarding in Australian magpie-larks (Grallina cyanoleuca) M. L. HallR. D. Magrath Original Article Pages: 180 - 187
Genetic influence on caste in the ant Camponotus consobrinus V. S. FraserB. KaufmannR. H. Crozier Original Article Pages: 188 - 194
How resources and encounters affect the distribution of foraging activity in a seed-harvesting ant M. J. F. BrownDeborah M. Gordon ORIGINAL article Pages: 195 - 203
