Quasi-parasitism in birds Simon C. GriffithBruce E. LyonRobert Montgomerie Review 03 March 2004 Pages: 191 - 200
Nest-size variation reflecting anti-predator strategies in social spider mites of Stigmaeopsis (Acari: Tetranychidae) Kotaro MoriYutaka Saito Original Article 20 March 2004 Pages: 201 - 206
To fission or to fusion: effects of community size on wild chimpanzee (Pan troglodytes verus) social organisation Julia LehmannChristophe Boesch Original Article 31 March 2004 Pages: 207 - 216
Between-group encounters among bonnet macaques (Macaca radiata) Matthew A. CooperFilippo AureliMewa Singh Original Article 07 April 2004 Pages: 217 - 227
Optimal divorce and re-mating strategies for monogamous female birds: a simulation model Frédérique DuboisÉric WajnbergFrank Cézilly Original Article 31 March 2004 Pages: 228 - 236
Kin discrimination in the spotted hyena (Crocuta crocuta): nepotism among siblings Sofia A. WahajRussell C. Van HornKay E. Holekamp Original Article 08 April 2004 Pages: 237 - 247
Strategic investment in reputation Dirk SemmannHans-Jürgen KrambeckManfred Milinski Original Article 02 April 2004 Pages: 248 - 252
Sequential male mate choice in a fish, the Pacific blue-eye Pseudomugil signifer Bob B. M. WongMichael D. JennionsJ. Scott Keogh Original Article 20 March 2004 Pages: 253 - 256
Effects of reproduction on the antipredator tactics of snakes (Tropidonophis mairii, Colubridae) G. P. BrownR. Shine Original Article 31 March 2004 Pages: 257 - 262
Behaviour and choice of refuge by voles under predation risk Janne SundellHannu Ylönen Original Article 23 March 2004 Pages: 263 - 269
The impact of behavioral and physiological maternal effects on offspring sex ratio in the common snapping turtle, Chelydra serpentina Justin R. St. JulianaRachel M. BowdenFredric J. Janzen Original Article 26 March 2004 Pages: 270 - 278
Vocal mediation of foraging competition in the cooperatively breeding green woodhoopoe (Phoeniculus purpureus) Andrew N. Radford Original Article 31 March 2004 Pages: 279 - 285
Habitat complexity reduces the growth of aggressive and dominant brown trout (Salmo trutta) relative to subordinates Johan HöjesjöJörgen JohnssonTorgny Bohlin Original Article 16 April 2004 Pages: 286 - 289
Copulatory plug displacement and prolonged copulation in the Iberian rock lizard (Lacerta monticola) Pedro L. MoreiraTim R. Birkhead Original Article 08 April 2004 Pages: 290 - 297
Kin-preferential cooperation, dominance-dependent reproductive skew, and competition for mates in communally nesting female house mice Alina S. RusuSven Krackow Original Article 14 April 2004 Pages: 298 - 305
The influence of parental age and weather on testosterone concentration and offspring survival in broods of tawny owl Strix aluco Lajos SasváriPéter PéczelyZoltán Hegyi Original Article 22 April 2004 Pages: 306 - 313
