The costs of reproduction in female columbian ground squirrels J. O. MurieF. S. Dobson Original Papers Pages: 1 - 6
Foraging behavior of a Dipteran leaf miner on exploited and unexploited hosts D. T. QuiringJ. N. McNeil Original Papers Pages: 7 - 15
Growth and survival of peritrich ciliates in an urban stream Y. KusuokaY. Watanabe Original Papers Pages: 16 - 20
Experimental evidence for interactive habitat segregation between roach (Rutilus rutilus) and rudd (Scardinius erythrophthalmus) in a shallow eutrophic lake L. Johansson Original Papers Pages: 21 - 27
Defense of mates: a territory departure rule for male tree lizards following sex-ratio manipulation R. T. M'CloskeyK. A. BaiaR. W. Russell Original Papers Pages: 28 - 31
The decline of the Serengeti Thomson's gazelle population M. BornerC. D. FitzGibbonM. E. Holt Original Papers Pages: 32 - 40
Experimental studies of exploitative competition in a grazing stream insect D. D. Hart Original Papers Pages: 41 - 47
Ingested prey increase risks of visual predation in transparent Chaoborus larvae L. A. GiguèreT. G. Northcote Original Papers Pages: 48 - 52
An experimental manipulation of food and water: growth and time-space utilization of hatchling lizards (Sceloporus undulatus) S. M. JonesS. R. WaldschmidtM. A. Potvin Original Papers Pages: 53 - 59
Temporal and spatial variations in the behavior of shrubsteppe birds J. A. WiensB. Van HorneJ. T. Rotenberry Original Papers Pages: 60 - 70
Response of Salvinia molesta to insect damage: changes in nitrogen, phosphorus and potassium content I. W. FornoJ. L. Semple Original Papers Pages: 71 - 74
Herbivory and intraspecific competition in a stream caddisfly population G. A. LambertiJ. W. FeminellaV. H. Resh Original Papers Pages: 75 - 81
Influence of krummholz mat microclimate on needle physiology and survival J. L. HadleyW. K. Smith Original Papers Pages: 82 - 90
Contaminated food and uptake of heavy metals by fish: a review and a proposal for further research R. DallingerF. ProsiH. Back Original Papers Pages: 91 - 98
The probability of interspecific competitive situations in scale-insects (Homoptera, Coccoidae) F. Kozár Original Papers Pages: 99 - 104
Competition for nutrients between Calluna vulgaris (L.) Hull and Molinia caerulea (L.) Moench G. W. HeilM. Bruggink Original Papers Pages: 105 - 107
Carbon dioxide assimilation in the flowerhead of Arctium H. HeilmeierD. M. Whale Original Papers Pages: 109 - 115
Non-random distribution patterns of leaf miners on oak trees P. D. StilingD. SimberloffL. C. Anderson Original Papers Pages: 116 - 119
Copper and zinc in an ecological series of talitroidean Amphipoda (Crustacea) P. G. MooreP. S. Rainbow Original Papers Pages: 120 - 126
Use of cover and the need to breathe: the effects of hypoxia on vulnerability of dwarf gouramis to predatory snakeheads N. G. WolfD. L. Kramer Original Papers Pages: 127 - 132
The effect of a predatory leech, Nephelopsis obscura, on mortality, growth, and production of chironomid larvae in a small pond J. B. Rasmussen Original Papers Pages: 133 - 138
The ecological cost of morphological specialization: feeding by a fossorial lizard R. M. AndrewsF. H. PoughA. de Queiroz Original Papers Pages: 139 - 145
Variability in the chemistry of estuarine plants and its effect on feeding by Canada geese R. BuchsbaumI. Valiela Original Papers Pages: 146 - 153
Sap feeding by the marsupial Petaurus australis: an enigmatic behaviour? R. L. Goldingay Original Papers Pages: 154 - 158
