1. Lack of induced chemical defense in juvenile Alaskan woody plants in response to simulated browsing

   • F. Stuart Chapin III
   • John P. Bryant
   • John F. Fox

   Original Papers Pages: 457 - 459

2. Consumption rates and utilization efficiencies of four species of polyphagous Lepidoptera feeding on sycamore leaves

   • S. Warrington

   Original Papers Pages: 460 - 463

3. The seasonal timing of reproduction:

   • Craig James
   • Richard Shine

   Original Papers Pages: 464 - 474

4. Day-night changes in the leaf water relations of epiphytic bromeliads in the rain forests of Trinidad

   • J. A. C. Smith
   • Howard Griffiths
   • Nina M. Griffiths

   Original Papers Pages: 475 - 485

5. Changes in leaf water potential and CAM inSempervivum montanum andSedum album in response to water availability in the field

   • Michael J. Earnshaw
   • Katherine A. Carver
   • John A. Lee

   Original Papers Pages: 486 - 492

6. Social class, socially-induced loss, recruitment and breeding of red grouse

   • Adam Watson

   Original Papers Pages: 493 - 498

7. Size-dependent territory defense by a damselfish

   • Susan A. Foster

   Original Papers Pages: 499 - 505

8. Effects of cold stress during diapause on the survival and development ofDelia radicum (Diptera: Anthomyiidae) in England

   • W. J. Turnock
   • T. H. Jones
   • P. M. Reader

   Original Papers Pages: 506 - 510

9. Significance of sequential leaf development for nutrient balance of the cotton sedge,Eriophorum vaginatum L.

   • Sven Jonasson
   • F. Stuart Chapin III

   Original Papers Pages: 511 - 518

10. Harvester ant foraging and plant species distribution in annual grassland

    • R. J. Hobbs

    Original Papers Pages: 519 - 523

11. Seed size and emergence time within a stand of wild radish (Raphanus raphanistrum L.): the establishment of a fitness hierarchy

    • Maureen L. Stanton

    Original Papers Pages: 524 - 531

12. Influence of habitat and season on foraging flock composition in the European Starling (Sturnus vulgaris)

    • Joseph Fischl
    • Donald F. Caccamise

    Original Papers Pages: 532 - 539

13. Carnivore body size: Ecological and taxonomic correlates

    • John L. Gittleman

    Original Papers Pages: 540 - 554

14. Empirical relationships between predator and prey size among terrestrial vertebrate predators

    • Alain F. Vézina

    Original Papers Pages: 555 - 565

15. Cannibalism in whitefish (Coregonus lavaretus)

    • Jostein Skurdal
    • Erik Bleken
    • Nils Chr Stenseth

    Original Papers Pages: 566 - 571

16. The function of host discrimination and superparasitization in parasitoids

    • K. Bakker
    • J. J. M. van Alphen
    • T. C. J. Turlings

    Original Papers Pages: 572 - 576

17. Diurnal courses of leaf conductance and transpiration of mistletoes and their hosts in Central Australia

    • I. Ullmann
    • O. L. Lange
    • I. R. Cowan

    Original Papers Pages: 577 - 587

18. Estimating competition coefficients from census data

    • Stuart L. Pimm

    Short Communications Pages: 588 - 590

19. On the degree of consistency expected when different methods are used to estimate competition coefficients from census data

    • Thomas W. Schoener

    Short Communications Pages: 591 - 592

20. Effects of abscisic acid on stomatal conductance and photosynthesis in leaves of intactArbutus unedo plants under natural conditions

    • C. Burschka
    • O. L. Lange
    • W. Hartung

    Short Communications Pages: 593 - 595

21. When is a herbivore not a herbivore?

    • T. C. R. White

    Short Communications Pages: 596 - 597

22. Carbon, oxygen and hydrogen isotope abundances inStylites reflect its unique physiology

    • Leonel da S. L. Sternberg
    • Michael J. Deniro
    • Jon E. Keeley

    Short Communications Pages: 598 - 600

23. Morphological changes along an altitude gradient and their consequences for an andean giant rosette plant

    • F. C. Meinzer
    • G. H. Goldstein
    • P. W. Rundel

    Erratum Pages: 601 - 601

24. Announcement

    Announcement Pages: 602 - 602