Sensitivity of fitness to macroparameter changes: an analysis of survivorship and individual growth in sea urchin life histories Thomas A. Ebert Original Papers Pages: 461 - 467
Dispersal and the microtine cycle: comparison of two hypotheses Helena Warkowska-DratnalNils Chr. Stenseth Original Papers Pages: 468 - 477
Interactive regulation of grass yield and chemical properties by defoliation, a salivary chemical, and inorganic nutrition S. J. McNaughton Original Papers Pages: 478 - 486
Differential response of Daphnia genotypes to oxygen stress: respiration rates, hemoglobin content and low-oxygen tolerance Lawrence J. WeiderWinfried Lampert Original Papers Pages: 487 - 491
Prey selection by the copepod Diacyclops thomasi Richard S. Stemberger Original Papers Pages: 492 - 497
Interspecific predation as a mortality factor among overwintering spiders Bengt Gunnarsson Original Papers Pages: 498 - 502
Moose-wolf dynamics and the natural regulation of moose populations François MessierMichel Crête Original Papers Pages: 503 - 512
On the importance of carrion to reproduction in an omnivorous estuarine neogastropod, Ilyanassa obsoleta (Say) L. E. Hurd Original Papers Pages: 513 - 515
Asexual reproduction and genetic determination of growth form in the coral Pavona cactus: biochemical genetic and immunogenic evidence Bette L. WillisDavid J. Ayre Original Papers Pages: 516 - 525
Ground-feeding migratory songbirds as cellular slime mold distribution vectors Hannah Bonsey Suthers Original Papers Pages: 526 - 530
Drought and changes in leaf orientation for two California chaparral shrubs: Ceanothus megacarpus and Ceanothus crassifolius J. P. ComstockB. E. Mahall Original Papers Pages: 531 - 535
δ13C-variations of leaves in forests as an indication of reassimilated CO2 from the soil G. H. SchleserR. Jayasekera Original Papers Pages: 536 - 542
Effects of food quality, particularly nitrogen concentrations, of Eucalyptus blakelyi foliage on the growth of Paropsis atomaria larvae (Coleoptera: Chrysomelidae) C. P. OhmartL. G. StewartJ. R. Thomas Original Papers Pages: 543 - 549
Food partitioning and community organization in a mountain lizard guild of Northern Mexico R. BarbaultA. OrtegaM. E. Maury Original Papers Pages: 550 - 554
Wild and cultivated barleys show similar affinities for mineral nitrogen Arnold J. Bloom Original Papers Pages: 555 - 557
Patch dynamics of a foraging assemblage of bees David Hamilton Wright Original Papers Pages: 558 - 565
Respiratory studies on two benthic copepods Acanthocyclops viridis and Eucyclops agilis at environmental temperatures Johanna Laybourn-ParryStuart Tinson Original Papers Pages: 566 - 572
Seasonal diurnal acid rhythms in two aquatic crassulacean acid metabolism plants Harry L. BostonMichael S. Adams Original Papers Pages: 573 - 579
Are chemical barriers necessary for evolution of butterfly-plant associations? John T. Smiley Original Papers Pages: 580 - 583
Colour and size of flowers in relation to pollination of Erica species A. G. RebeloW. R. Siegfried Original Papers Pages: 584 - 590
Competition between herbivourous fishes and urchins on Caribbean reefs Mark E. HayPhillip R. Taylor Original Papers Pages: 591 - 598
Aerotaxis by the freshwater oligochaete Tubifex sp. P. FammeJ. Knudsen Original Papers Pages: 599 - 601