1. Ontogenetic shifts within the selfish herd: predation risk and foraging trade-offs change with age in colonial web-building spiders

   • Linda S. Rayor
   • George W. Uetz

   Original Papers Pages: 1 - 8

2. Early-spring gas exchange and uptake of deuterium-labelled water in the poikilohydric fernPolypodium virginianum

   • U. Matthes-Sears
   • P. E. Kelly
   • D. W. Larson

   Original Papers Pages: 9 - 13

3. Invasion of maritime chaparral by the introduced succulentCarpobrotus edulis

   • Carla M. D'Antonio
   • Dennis C. Odion
   • Claudia M. Tyler

   Original Papers Pages: 14 - 21

4. Host species preference and larval performance in the wood-boring beetlePhoracantha semipunctata F.

   • Lawrence M. Hanks
   • Timothy D. Paine
   • Jocelyn G. Millar

   Original Papers Pages: 22 - 29

5. Latitudinal patterns in European ant assemblages: variation in species richness and body size

   • J. Hall Cushman
   • John H. Lawton
   • Bryan F. J. Manly

   Original Papers Pages: 30 - 37

6. Habitat shift in roach (Rutilus rutilus) induced by pikeperch (Stizostedion lucioperca) introduction: predation risk versus pelagic behaviour

   • Åge Brabrand
   • Bjørn Faafeng

   Original Papers Pages: 38 - 46

7. Demography of a mediterranean microtine: the Mediterranean pine vole,Microtus duodecimcostatus

   • E. Paradis
   • G. Guédon

   Original Papers Pages: 47 - 53

8. Effects of simulated herbivory on tillering and reproduction in an annual ryegrass,Lolium remotum

   • P. Mutikainen
   • M. Walls
   • A. Ojala

   Original Papers Pages: 54 - 60

9. Fine root growth and demographic responses to nutrient patches in four old-field plant species

   • Katherine L. Gross
   • Andrew Peters
   • Kurt S. Pregitzer

   Original Papers Pages: 61 - 64

10. Temporal dynamics of mating and predation in mosquito swarms

    • B. Yuval
    • A. Bouskila

    Original Papers Pages: 65 - 69

11. Demographic and life history response of the cladoceranBosmina longirostris to variation in predator abundance

    • Richard H. Vonder Brink
    • Michael J. Vanni

    Original Papers Pages: 70 - 80

12. Removal of seeds from Neotropical frugivore droppings

    • Michael Kaspari

    Original Papers Pages: 81 - 88

13. The role of food quality and competition in shaping the seasonal cycle in the reproductive activity of the sycamore aphid

    • A. F. G. Dixon
    • P. W. Wellings
    • J. F. A. Nichols

    Original Papers Pages: 89 - 92

14. Effects of prey size and foraging mode on the ontogenetic change in feeding niche ofColostethus stepheni (Anura: Dendrobatidae)

    • Albertina P. Lima
    • Gloria Moreira

    Original Papers Pages: 93 - 102

15. Avoiding erroneously high levels of detection in combinations of semi-independent tests

    • M. Holyoak
    • P. H. Crowley

    Original Papers Pages: 103 - 114

16. Measurement of the carrying capacity of benthic habitats using a metabolic-rate based index

    • G. J. Edgar

    Original Papers Pages: 115 - 121

17. Resource limitation and fish predation: their importance to mobile epifauna associated with JapaneseSargassum

    • G. J. Edgar
    • M. Aoki

    Original Papers Pages: 122 - 133

18. Effects of larval age and prolonged simulated acid rain on the susceptibility of European pine sawfly to virus infection

    • K. T. Saikkonen
    • S. Neuvonen

    Original Papers Pages: 134 - 139

19. Azorella selago Hook. used to estimate glacier fluctuations and climatic history in the Kerguelen Islands over the last two centuries

    • Y. Frenot
    • J. C. Gloaguen
    • D. Benjamin

    Original Papers Pages: 140 - 144

20. Gas exchange characteristics and nitrogen relations of two Mediterranean root hemiparasites:Bartsia trixago andParentucellia viscosa

    • M. C. Press
    • A. N. Parsons
    • W. E. Seel

    Original Papers Pages: 145 - 151

21. Species height and root symbiosis, two factors influencing antiherbivore defense of woody plants in East African savanna

    • R. Thomas Palo
    • Juan Gowda
    • Peter Högbeg

    Erratum Pages: 152 - 152