1. Rainfall and the interaction of microclimate with larval resources in the population dynamics of checkerspot butterflies (Euphydryas editha) inhabiting serpentine grassland

   • D. S. Dobkin
   • I. Olivieri
   • P. R. Ehrlich

   Original Papers Pages: 161 - 166

2. Characteristics of successful competitors: an evaluation of potential growth rate in two cold desert tussock grasses

   • D. M. Eissenstat
   • M. M. Caldwell

   Original Papers Pages: 167 - 173

3. Natural regulation of herbivorous forest insect populations

   • A. A. Berryman
   • N. Chr. Stenseth
   • A. S. Isaev

   Original Papers Pages: 174 - 184

4. Microhabitat selection as an antipredator strategy in the aquatic insect Pachydiplax longipennis Burmeister (Odonata: Libellulidae)

   • G. A. Wellborn
   • J. V. Robinson

   Original Papers Pages: 185 - 189

5. Consumer pressure and seed set in a salt marsh perennial plant community

   • M. D. Bertness
   • C. Wise
   • A. M. Ellison

   Original Papers Pages: 190 - 200

6. Body size, duration of parental care, and the intrinsic rate of natural increase in eutherian and metatherian mammals

   • S. D. Thompson

   Original Papers Pages: 201 - 209

7. Coexistence and host use by a large community of Pierid butterflies: habitat is the templet

   • S. P. Courtney
   • F. S. Chew

   Original Papers Pages: 210 - 220

8. Photoinhibition of the CAM succulent Opuntia basilaris growing in Death Valley: evidence from 77K fluorescence and quantum yield

   • W. W. Adams III
   • S. D. Smith
   • C. B. Osmond

   Original Papers Pages: 221 - 228

9. Diversity of Eucalyptus species predicted by a multi-variable environmental gradient

   • C. R. Margules
   • A. O. Nicholls
   • M. P. Austin

   Original Papers Pages: 229 - 232

10. Thermal constraints on foraging in adult european starlings

    • L. Clark

    Original Papers Pages: 233 - 238

11. Prey size-distributions and size-specific foraging success of Ambystoma larvae

    • C. K. Smith
    • J. W. Petranka

    Original Papers Pages: 239 - 244

12. Relationships between the effects of insect herbivory and sheep grazing on seasonal changes in an early successional plant community

    • C. W. D. Gibson
    • V. K. Brown
    • M. Jepsen

    Original Papers Pages: 245 - 253

13. Interactions between oak tannins and parasite community structure: Unexpected benefits of tannins to cynipid gall-wasps

    • M. L. Taper
    • T. J. Case

    Original Papers Pages: 254 - 261

14. Field photosynthesis, microclimate and water relations of an exotic temperate liana, Pueraria lobata, kudzu

    • I. N. Forseth
    • A. H. Teramura

    Original Papers Pages: 262 - 267

15. An experimental study of feeding, vigilance and predator avoidance in a single bird

    • E. Glück

    Original Papers Pages: 268 - 272

16. Developmental plasticity and maternal effects of reproductive characteristics in the frog, Bombina orientalis

    • R. H. Kaplan

    Original Papers Pages: 273 - 279

17. An experimental study of population regulation in the salamander, Notophthalmus viridescens dorsalis (Urodela: Salamandridae)

    • R. N. Harris

    Original Papers Pages: 280 - 285

18. Carrying food items to cover for consumption: the behavior of ten bird species feeding under the risk of predation

    • T. J. Valone
    • S. L. Lima

    Original Papers Pages: 286 - 294

19. Response of traplining bumble bees to competition experiments: shifts in feeding location and efficiency

    • J. D. Thomson
    • S. C. Peterson
    • L. D. Harder

    Original Papers Pages: 295 - 300

20. Effects of density and predation on Scaphiopus couchi tadpoles in desert ponds

    • R. A. Newman

    Original Papers Pages: 301 - 307

21. On the analysis of competition at the level of the individual plant

    • L. G. Firbank
    • A. R. Watkinson

    Original Papers Pages: 308 - 317

22. Leaf-twig carbon isotope ratio differences in photosynthetic-twig desert shrubs

    • J. R. Ehleringer
    • J. P. Comstock
    • T. A. Cooper

    Short Communication Pages: 318 - 320