1. Variability in seed size selection by granivorous passerines: effects of bird size, bird size variability, and ecological plasticity

   • Mario Díaz

   Original Paper Pages: 1 - 6

2. Predator impacts on stream benthic prey

   • David Wooster

   Original Paper Pages: 7 - 15

3. Nutritional interaction in an alga-barnacle association

   • J. E. Williamson
   • T. A. V. Rees

   Original Paper Pages: 16 - 20

4. Plant demographic responses to mycorrhizal symbiosis in tallgrass prairie

   • D. C. Hartnett
   • R. J. Samenus
   • B. A. D. Hetrick

   Original Paper Pages: 21 - 26

5. Resources and dispersal as factors limiting a population of the tussock moth (Orgyia vetusta), a flightless defoliator

   • Susan Harrison

   Original Paper Pages: 27 - 34

6. Reproductive variation and the egg size-clutch size trade-off within and among populations of painted turtles (Chrysemys picta bellii)

   • John W. Rowe

   Original Paper Pages: 35 - 44

7. Seasonal changes in environmental variables, biomass, production and nutrient contents in two contrasting tropical intertidal seagrass beds in South Sulawesi, Indonesia

   • Paul L. A. Erftemeijer
   • Peter M. J. Herman

   Original Paper Pages: 45 - 59

8. Cannibalism and early instar survival in a larval damselfly

   • Bradley R. Anholt

   Original Paper Pages: 60 - 65

9. Effects of cages, plant age and mechanical clipping on plantain chemistry

   • Nancy E. Stamp
   • M. Deane Bowers

   Original Paper Pages: 66 - 71

10. The influence of ant attendance on larval parasitism in hawthorn psyllids (Homoptera: Psyllidae)

    • Hans Novak

    Original Paper Pages: 72 - 78

11. Indirect versus direct effects of grasses on growth of a cactus (Opuntia fragilis): insect herbivory versus competition

    • Jutta C. Burger
    • Svata M. Louda

    Original Paper Pages: 79 - 87

12. Odour-mediated foraging by yellowjacket wasps (Hymenoptera: Vespidae): predation on leks of pheromone-calling Mediterranean fruit fly males (Diptera: Tephritidae)

    • J. Hendrichs
    • B. I. Katsoyannos
    • M. A. Hendrichs

    Original Paper Pages: 88 - 94

13. Landscape patterns of litter decomposition in alpine tundra

    • H. A. O'Lear
    • T. R. Seastedt

    Original Paper Pages: 95 - 101

14. Root proliferation characteristics of seven perennial arid-land grasses in nutrient-enriched microsites

    • A. Larigauderie
    • J. H. Richards

    Original Paper Pages: 102 - 111

15. Natural abundance of ¹⁵N in soils along forest-to-pasture chronosequences in the western Brazilian Amazon Basin

    • Marisa C. Piccolo
    • Christopher Neill
    • Carlos C. Cerri

    Original Paper Pages: 112 - 117

16. Optimal feeding strategy of the temperate herbivorous fish Aplodactylus punctatus: the effects of food availability on digestive and reproductive patterns

    • Cristian W. Caceres
    • Leopoldo S. Fuentes
    • F. Patricio Ojeda

    Original Paper Pages: 118 - 123

17. Improvement of photosynthesis in zooxanthellate corals by autofluorescent chromatophores

    • D. Schlichter
    • U. Meier
    • H. W. Fricke

    Original Paper Pages: 124 - 131

18. Host plant utilization in the comma butterfly: sources of variation and evolutionary implications

    • Niklas Janz
    • Sören Nylin
    • Nina Wedell

    Original Paper Pages: 132 - 140

19. Will increases in atmospheric CO₂ affect regrowth following grazing in C₄ grasses from tropical grasslands? A test with Sporobolus kentrophyllus

    • Brian J. Wilsey
    • Samuel J. McNaughton
    • James S. Coleman

    Original Paper Pages: 141 - 144

20. Phosphorus and nitrogen status in soils and vegetation along a toposequence of dystrophic rainforests on the upper Rio Negro

    • H. Tiessen
    • P. Chacon
    • E. Cuevas

    Original Paper Pages: 145 - 150

21. Behavioral responses to host foodplants of two populations of the insect parasitoid Cotesia congregata (Say)

    • K. M. Kester
    • P. Barbosa

    Original Paper Pages: 151 - 157

22. Density-dependent influences on feeding and metabolism in a freshwater snail

    • Kenneth M. Brown
    • Kevin R. Carman
    • Veronica Inchausty

    Original Paper Pages: 158 - 165

23. Regulation and stability in fish assemblages of neotropical floodplain lakes

    • Macro A. Rodríguez
    • William M. Lewis Jr

    Original Paper Pages: 166 - 180

24. Resource use by an introduced and native carrion flies

    • Jeffrey D. Wells
    • Bernard Greenberg

    Original Paper Pages: 181 - 187

25. Prey capture by three Pinguicula species in a subarctic environment

    • P. S. Karlsson
    • L. M. Thorén
    • H. M. Hanslin

    Original Paper Pages: 188 - 193

26. Estimating female reproductive success of a threatened butterfly: influence of emergence time and hostplant phenology

    • J. Hall Cushman
    • Carol L. Boggs
    • Paul R. Ehrlich

    Original Paper Pages: 194 - 200