1. Long-term ecology of euglossine orchid-bees (Apidae: Euglossini) in Panama

   • D. W. Roubik
   • J. D. Ackerman

   Original Papers Pages: 321 - 333

2. Plant age and attack by the bud galler, Euura mucronata

   • P. W. Price
   • H. Roininen
   • J. Tahvanainen

   Original Papers Pages: 334 - 337

3. Population structure and survival in a solitary wasp (Microbembex cubana: Hymenoptera, Sphecidae, Nyssoninae)

   • C. A. Toft

   Original Papers Pages: 338 - 350

4. Photosynthetic capacity, chloroplast pigments, and mineral content of the previous year's spruce needles with and without the new flush: analysis of the forest-decline phenomenon of needle bleaching

   • O. L. Lange
   • H. Zellner
   • F.-C. Czygan

   Original Papers Pages: 351 - 357

5. Effects of fungal endophytes on the seed and seedling biology of Lolium perenne and Festuca arundinacea

   • K. Clay

   Original Papers Pages: 358 - 362

6. Microhabitat segregation and physiological differences in co-occurring tiger beetle species, Cicindela oregona and Cicindela tranquebarica

   • T. D. Schultz
   • N. F. Hadley

   Original Papers Pages: 363 - 370

7. Photoecology of the coral Leptoseris fragilis in the Red Sea twilight zone (an experimental study by submersible)

   • H. W. Fricke
   • E. Vareschi
   • D. Schlichter

   Original Papers Pages: 371 - 381

8. A time series and geographical analysis of population dynamics of the red-backed vole in Hokkaido, Japan

   • T. Saitoh

   Original Papers Pages: 382 - 388

9. Malarial parasitism and male competition for mates in the western fence lizard, Sceloporus occidentalis

   • J. J. Schall
   • M. D. Dearing

   Original Papers Pages: 389 - 392

10. Morphological and behavioral antipredatory adaptations of decapod zoeae

    • S. G. Morgan

    Original Papers Pages: 393 - 400

11. Fat cycling in the mosquitofish (Gambusia affinis): fat storage as a reproductive adaptation

    • D. N. Reznick
    • B. Braun

    Original Papers Pages: 401 - 413

12. Environmental conditions affecting the strength of induced resistance against mites in cotton

    • R. Karban

    Original Papers Pages: 414 - 419

13. A method to determine tannin concentration by the measurement and quantification of protein — tannin interactions

    • A. M. Amory
    • C. L. Schubert

    Original Papers Pages: 420 - 424

14. An analysis of the costs and benefits of physiological integration between ramets in the clonal perennial herb Glechoma hederacea

    • A. J. Slade
    • M. J. Hutchings

    Original Papers Pages: 425 - 431

15. Selective grazing of acyanogenic white clover: Variation in behaviour among populations of the slug Deroceras reticulatum

    • R. S. L. Burgess
    • R. A. Ennos

    Original Papers Pages: 432 - 435

16. Polyploidy and habitat differentiation in Dactylis glomerata L. from Galicia (Spain)

    • R. Lumaret
    • J.-L. Guillerm
    • M. Jay

    Original Papers Pages: 436 - 446

17. The temperature dependance of photoinhibition in the tropical basidiomycete lichen Cora pavonia E. Fries

    • D. S. Coxson

    Original Papers Pages: 447 - 453

18. Net photosynthetic response patterns of the basidiomycete lichen Cora pavonia (Web.) E. Fries from the tropical volcano La Soufrière (Guadeloupe)

    • D. S. Coxson

    Original Papers Pages: 454 - 458

19. The role of seed depth, litter, and fire in the seedling establishment of amphicarpic peanutgrass (Amphicarpum purshii)

    • G. P. Cheplick
    • J. A. Quinn

    Original Papers Pages: 459 - 464

20. Experimental ecology of Dryas octopetala ecotypes

    • J. B. McGraw

    Original Papers Pages: 465 - 468

21. Fluid mechanic constraints on spider ballooning

    • J. A. C. Humphrey

    Original Papers Pages: 469 - 477

22. The relationship between fecundity and adult body weight in Homeotherms

    • D. Allainé
    • D. Pontier
    • J. Clobert

    Short Communication Pages: 478 - 480