Predator choice in the field; grouping guppies, Poecilia reticulata, receive more attacks M. S. BothamC. J. KerfootJ. Krause Original Article 23 September 2005 Pages: 181 - 184
Towards an ecological solution to the folivore paradox: patch depletion as an indicator of within-group scramble competition in red colobus monkeys (Piliocolobus tephrosceles) Tamaini V. SnaithColin A. Chapman Original Article 28 July 2005 Pages: 185 - 190
Kin-related spatial structure in brown bears Ursus arctos Ole-Gunnar StøenEva BellemainJon E. Swenson Original Article 02 August 2005 Pages: 191 - 197
Effects of food availability on dispersal and cub sex ratio in the Mednyi Arctic fox Mikhail GoltsmanElena P. KruchenkovaDavid W. Macdonald Original Article 23 August 2005 Pages: 198 - 206
Experimental assessment of ecological and phenotypic factors affecting male mating success and polyandry in northern watersnakes, Nerodia sipedon Kelley J. KissnerPatrick J. WeatherheadH. Lisle Gibbs Original Article 12 August 2005 Pages: 207 - 214
Division of labour and worker size polymorphism in ant colonies: the impact of social and genetic factors Tanja SchwanderHervé RossetMichel Chapuisat Original Article 29 July 2005 Pages: 215 - 221
Parasitism in a social wasp: effect of gregarines on foraging behavior, colony productivity, and adult mortality Andrew M. BouwmaKenneth J. HowardRobert L. Jeanne Original Article 25 August 2005 Pages: 222 - 233
Global optimization from suboptimal parts: foraging sensu lato by leaf-cutting ants Martin BurdJerome J. Howard Original Article 26 August 2005 Pages: 234 - 242
Piercing the partner's skin influences sperm uptake in the earthworm Lumbricus terrestris Joris M. KoeneTina PförtnerNico K. Michiels Original Article 04 August 2005 Pages: 243 - 249
Exposure to variable spatial information in the early rearing environment generates asymmetries in social interactions in cod (Gadus morhua) Anne Gro Vea SalvanesVictoria A. Braithwaite Original Article 10 August 2005 Pages: 250 - 257
Pursuit-deterrent communication between prey animals and timber rattlesnakes (Crotalus horridus): the response of snakes to harassment displays Rulon W. Clark Original Article 02 August 2005 Pages: 258 - 261
A cost worth paying: energetically expensive interactions with males protect females from intrasexual aggression Alejandra ValeroRobyn HudsonConstantino Macías Garcia Original Article 31 August 2005 Pages: 262 - 269
Reproductive decision-making in semelparous colonies of the bumblebee bombus terrestris C. AlauxP. JaissonA. Hefetz Original Article 20 September 2005 Pages: 270 - 277
Retinue attraction and ovary activation: responses of wild type and anarchistic honey bees (Apis mellifera) to queen and brood pheromones Shelley E. R. HooverMark L. WinstonBenjamin P. Oldroyd Original Article 26 August 2005 Pages: 278 - 284
Small queens in the ant Ectatomma tuberculatum: a new case of social parasitism Riviane R. HoraClaudie DoumsDominique Fresneau Original Article 22 September 2005 Pages: 285 - 292
Males in the shade: habitat use and sexual segregation in the Galápagos sea lion (Zalophus californianus wollebaeki) Jochen B. W. WolfGöran KauermannFritz Trillmich Original Article 21 September 2005 Pages: 293 - 302
Navigational strategies of homing pigeons at familiar sites: do landmarks reduce the deflections induced by clock-shifting? Roswitha WiltschkoBettina SiegmundKatrin Stapput Original Article 28 September 2005 Pages: 303 - 312
Experimentally manipulated brood sex ratios: growth and survival in the black-headed gull (Larus ridibundus), a sexually dimorphic species Wendt MüllerEllen KalmbachCor Dijkstra Original Article 20 September 2005 Pages: 313 - 320
Defensive behavior of ants in a mutualistic relationship with aphids Iain D. PhillipsCraig K. R. Willis Original Article 21 September 2005 Pages: 321 - 325
Neighbor–stranger discrimination in Audubon's shearwater (Puffinus l. lherminieri) explained by a “real enemy” effect William A. Mackin Original Article 20 September 2005 Pages: 326 - 332