1. Resource utilization of sympatric and experimentally allopatric cutthroat trout and Dolly Varden charr

   • Kjetil Hindar
   • Bror Jonsson
   • Thomas G. Northcote

   Original Papers Pages: 481 - 491

2. The effect of wintering sites on the survival and reproduction of Gyraulus acronicus (Gastropoda) in a partly frozen river

   • T. I. Olsson

   Original Papers Pages: 492 - 495

3. Relationships of herbivore feeding and plant flavonoids (Coleoptera: Chrysomelidae and Anacardiaceae: Rhus)

   • D. G. Furth
   • D. A. Young

   Original Papers Pages: 496 - 500

4. Male-biased reproduction and sex-ratio adjustment in muskrats

   • M. J. Caley
   • S. Boutin
   • R. A. Moses

   Original Papers Pages: 501 - 506

5. Drought and the organization of tree-hole mosquito communities

   • W. E. Bradshaw
   • C. M. Holzapfel

   Original Papers Pages: 507 - 514

6. Aestival dormancy in the cabbage moth Mamestra brassicae L. (Lepidoptera: Noctuidae)

   • Cornelia Grüner
   • Klaus Peter Sauer

   Original Papers Pages: 515 - 523

7. Ecology of a bolas spider, Mastophora hutchinsoni: phenology, hunting tactics, and evidence for aggressive chemical mimicry

   • Kenneth V. Yeargan

   Original Papers Pages: 524 - 530

8. Effects of plant growth rate and leaf lifetime on the amount and type of anti-herbivore defense

   • P. D. Coley

   Original Papers Pages: 531 - 536

9. Field water relations of three temperate vines

   • D. J. Bell
   • I. N. Forseth
   • A. H. Teramura

   Original Papers Pages: 537 - 545

10. Incubation energetics of the Laysan Albatross

    • T. N. Pettit
    • K. A. Nagy
    • G. C. Whittow

    Original Papers Pages: 546 - 550

11. Assembly rules for Greater Antillean Anolis lizards

    • J. W. Haefner

    Original Papers Pages: 551 - 565

12. The impact of predation on the viburnum whitefly, (Aleurotrachelus jelinekii)

    • T. R. E. Southwood
    • P. M. Reader

    Original Papers Pages: 566 - 570

13. Time-courses of size-fractionated phosphate uptake: are larger cells better competitors for pulses of phosphate than smaller cells?

    • C. A. Suttle
    • J. G. Stockner
    • P. J. Harrison

    Original Papers Pages: 571 - 576

14. Cannibalism as the cause of an ontogenetic shift in habitat use by fry of the threespine stickleback

    • S. A. Foster
    • V. B. Garcia
    • M. Y. Town

    Original Papers Pages: 577 - 585

15. Reproductive effort in two subtidal populations of the limpet, Patelloida mufria

    • W. J. Fletcher

    Original Papers Pages: 586 - 591

16. The fate of flowers and fruits of Cornus sanguinea L. in three contrasting Mediterranean habitats

    • Bertil O. Krüsi
    • Max Debussche

    Original Papers Pages: 592 - 599

17. Sociality in molerats

    • B. G. Lovegrove
    • C. Wissel

    Original Papers Pages: 600 - 606

18. Intraspecific competition among first instars of the parasitic wasp Biosteres longicaudatus

    • Pauline O. Lawrence

    Original Papers Pages: 607 - 611

19. The allometry of the weight of fruit on trees and shrubs in Barbados

    • R. H. Peters
    • S. Cloutier
    • B. Sarwer-Foner

    Original Papers Pages: 612 - 616

20. Adaptive variation of pelage color within and between species of the subterranean mole rat (Spalax ehrenbergi) in Israel

    • Giora Heth
    • Avigdor Beiles
    • Eviatar Nevo

    Original Papers Pages: 617 - 622

21. A global survey of carbon isotope discrimination in plants from high altitude

    • Ch. Körner
    • G. D. Farquhar
    • Z. Roksandic

    Original Papers Pages: 623 - 632