Niche width and variation within and between populations in colonizing species (Carex flava group) Bernhard Schmid Original Papers Pages: 1 - 5
Gape-limitation, foraging tactics and prey size selectivity of two microcarnivorous species of fish Russell J. SchmittSally J. Holbrook Original Papers Pages: 6 - 12
Cannibalism in the red wood ant, Formica polyctena (Hymenoptera: formicidae) Gerard J. J. DriessenAndré Th. Van RaalteGerrit J. De Bruyn Original Papers Pages: 13 - 22
Egg-laying patterns in butterflies in relation to their phenology and the visual apparency and abundance of their host plants Christer Wiklund Original Papers Pages: 23 - 29
The cost of being able to fly: a study of wing polymorphism in two species of crickets Derek A. Roff Original Papers Pages: 30 - 37
Significance of bacterial biomass in the nutrition of a freshwater isopod (Lirceus sp.) Stuart FindlayJudy L. MeyerPhillip J. Smith Original Papers Pages: 38 - 42
Life history variation within a parthenogenetic population of Daphnia parvula (Crustacea: Cladocera) Michael L. PaceKaren PorterYvette S. Feig Original Papers Pages: 43 - 51
Direct transfer of newly-fixed nitrogen from free-living epiphyllous microorganisms to their host plant Barbara L. BentleyEdward J. Carpenter Original Papers Pages: 52 - 56
Contrasting resource allocation patterns in Sedum lanceolatum Torr.: Biomass versus energy estimates Claudia L. Jolls Original Papers Pages: 57 - 62
Homeostasis of plasma electrolytes, water and sodium pools in the Estuarine Crocodile, Crocodylus porosus, from fresh, saline and hypersaline waters Laurence E. Taplin Original Papers Pages: 63 - 70
Low nutritive quality as defence against herbivores: induced responses in birch S. NeuvonenE. Haukioja Original Papers Pages: 71 - 74
Factors affecting pupal survival and eclosion in the pine beauty moth, Panolis flammea (D&S) Simon R. Leather Original Papers Pages: 75 - 79
Flower visitation and pollination efficiency of some North European butterflies Ola Jennersten Original Papers Pages: 80 - 89
The abundance of invertebrate herbivores in relation to the availability of nitrogen in stressed food plants T. C. R. White Original Papers Pages: 90 - 105
Seasonal changes in morphological structuring in a guild of benthic stream fishes G. L. Miller Original Papers Pages: 106 - 109
Intraspecific variation in the population dynamics and growth of the limpet, Cellana tramoserica W. J. Fletcher Original Papers Pages: 110 - 121
The effect of larval competition on development time and adult size in the seaweed fly, Coelopa frigida R. K. ButlinT. H. Day Original Papers Pages: 122 - 127
Instability of the snowshoe hare and woody plant interaction John F. FoxJohn P. Bryant Original Papers Pages: 128 - 135
Nitrate content and nitrate reductase activity in Rumex obtusifolius L. G. GebauerA. MelzerH. Rehder Original Papers Pages: 136 - 142
The terrestrial arthropods of the grass sward of Lynch Island, a specially protected area in Antarctica Michael B. UsherMarion Edwards Short Communication Pages: 143 - 144
