Seasonal cues in tropical organisms. Rainfall? Not necessarily! Henk Wolda Original Papers Pages: 437 - 442
Population growth and predation interference between two species of predatory phytoseiid mites (Acarina: Phytoseiidae) in interactive systems D. S. YaoD. A. Chant Original Papers Pages: 443 - 455
Does parasitic infection compromise host survival under extreme environmental conditions? The case for Cerithidea californica (Gastropoda: Prosobranchia) Wayne P. SousaMary Gleason Original Papers Pages: 456 - 464
Daily carbon gain by Adenocaulon bicolor (Asteraceae), a redwood forest understory herb, in relation to its light environment William A. PfitschRobert W. Pearcy Original Papers Pages: 465 - 470
Steady-state and dynamic photosynthetic response of Adenocaulon bicolor (Asteraceae) in its redwood forest habitat William A. PfitschRobert W. Pearcy Original Papers Pages: 471 - 476
Germination and establishment of Sahelian rangeland species W. Th. ElberseH. Breman Original Papers Pages: 477 - 484
Changes in terpene production following nitrogen fertilization of grand fir (Abies grandis (Dougl.) Lindl.) seedlings R. M. MuzikaK. S. PregitzerJ. W. Hanover Original Papers Pages: 485 - 489
Seed dispersal by ants: behaviour-releasing compounds in elaiosomes Christine R. BrewDennis J. O'DowdIan D. Rae Original Papers Pages: 490 - 497
Root and microbial biomass dynamics under the canopy of the desert shrub Zygophyllum dumosum R. S. KinsburskyY. Steinberger Original Papers Pages: 498 - 500
Chemical barriers to adaptation by a specialist herbivore M. R. BerenbaumA. R. ZangerlK. Lee Original Papers Pages: 501 - 506
Differential effect of tannic acid on two tree-feeding Lepidoptera: implications for theories of plant anti-herbivore chemistry David N. Karowe Original Papers Pages: 507 - 512
Survival strategies of the crab spider Thomisus onustus Walckenaer 1806 (Chelicerata, Arachnida, Thomisidae) A. VogeleiR. Greissl Original Papers Pages: 513 - 515
Altitudinal variation of the thermal biology and running performance in the lizard Podarcis tiliguerta Raoul Van DammeDirk BauwensRudolf F. Verheyen Original Papers Pages: 516 - 524
Annual variation in the seasonal shift in egg size and clutch size in Sceloporus woodi Vincent G. DeMarco Original Papers Pages: 525 - 532
Genetically-based variation between two spider populations in foraging behavior Ann V. HedrickSusan E. Riechert Original Papers Pages: 533 - 539
Life-history variation in Crepis tectorum (Asteraceae) Stefan Andersson Original Papers Pages: 540 - 545
Influence of cold soil and snowcover on photosynthesis and leaf conductance in two Rocky Mountain conifers T. A. DayE. H. DeLuciaW. K. Smith Original Papers Pages: 546 - 552
Diurnal changes in photochemical efficiency, the reduction state of Q, radiationless energy dissipation, and non-photochemical fluorescence quenching in cacti exposed to natural sunlight in northern Venezuela W. W. Adams IIIM. DíazK. Winter Original Papers Pages: 553 - 561
Feeding activity of the northern bat Eptesicus nilssoni during pregnancy and lactation Jens Rydell Original Papers Pages: 562 - 565
Chiral escape of bark beetles from predators responding to a bark beetle pheromone Kenneth F. RaffaKier D. Klepzig Original Papers Pages: 566 - 569
Molluscan life spans and long-term cycles in benthic communities J. J. Beukema Short Communication Pages: 570 - 570