Density dependence in rangeland grasshoppers (Orthoptera: Acrididae) William P. KempBrian Dennis Original Papers Pages: 1 - 8
Pyrrolizidine alkaloid deters ant predators of Utetheisa ornatrix eggs: effects of alkaloid concentration, oxidation state, and prior exposure of ants to alkaloid-laden prey James F. HareThomas Eisner Original Papers Pages: 9 - 18
Trade-off between water transport efficiency and leaf life-span in a tropical dry forest M. A. Sobrado Original Papers Pages: 19 - 23
Spatial scale of aggregation in three acarine predator species with different degrees of polyphagy Zhi-Qiang ZhangJohn P. Sanderson Original Papers Pages: 24 - 31
Habitat structure, dispersal strategies and queen number in two boreal Leptothorax ants Jürgen Heinze Original Papers Pages: 32 - 39
Predator-mediated genotypic shifts in a prey population: experimental evidence Joanna PijanowskaLawrence J. WeiderWinfried Lampert Original Papers Pages: 40 - 42
Estimation of N2 fixation based on differences in the natural abundance of 15N among freshwater N2-fixing and non-N2-fixing algae B. GuV. Alexander Original Papers Pages: 43 - 48
Sex-biased herbivory in Ephedra trifurca: the importance of sex-by-environment interactions William J. BoecklenM. Timm Hoffman Original Papers Pages: 49 - 55
Temporal pattern of foraging and microhabitat use by Galápagos marine iguanas, Amblyrhynchus cristatus William A. ButtemerWilliam R. Dawson Original Papers Pages: 56 - 64
Multiple-site and-year analyses of stream insect emergence: a test of ecological theory Bernhard StatznerVincent H. Resh Original Papers Pages: 65 - 79
What sources of organic carbon drive food webs in billabongs? A study based on stable isotope analysis Stuart E. BunnPaul I. Boon Original Papers Pages: 85 - 94
Demography of Adenostoma fasciculatum after fires of different intensities in southern California chaparral José M. MorenoWalter C. Oechel Original Papers Pages: 95 - 101
Apparent vs. effective mating in an experimental population of Raphanus sativus Tia-Lynn AshmanLaura F. GallowayMaureen L. Stanton Original Papers Pages: 102 - 107
The effect of anthracnose (Discula destructiva) infection on plant-herbivore interactions in dogwood (Cornus florida) Jan Frederic DudtDonald J. Shure Original Papers Pages: 108 - 113
The spatial structure of the physical environment G. BellM. J. LechowiczN. Tinker Original Papers Pages: 114 - 121
Maternal thermoregulation influences offspring viability in a viviparous lizard R. ShineP. Harlow Original Papers Pages: 122 - 127
Mutualism between the territorial intertidal limpet Patella longicosta and the crustose alga Ralfsia verrucosa Christopher D. McQuaidPierre W. Froneman Original Papers Pages: 128 - 133
Root damage and water stress: treatments affecting the exploitation of the buds of common ash Fraxinus excelsior L., by larvae of the ash bud moth Prays fraxinella Bjerk. (Lep., Yponomeutidae) Andrew FoggoMartin R. Speight Original Papers Pages: 134 - 138
The influence of maternal age and mating frequency on egg size and offspring performance in Callosobruchus maculatus (Coleoptera: Bruchidae) Charles W. Fox Original Papers Pages: 139 - 146