Breeding success and mate retention in birds: a meta-analysis Frédérique DuboisFrank Cézilly Review Pages: 357 - 364
Building up relationships in asymmetric co-operation games between the cleaner wrasse Labroides dimidiatus and client reef fish R. Bshary Original Article Pages: 365 - 371
Snake-directed mobbing in a cooperative breeder: anti-predator behaviour or self-advertisement for the formation of dispersal coalitions? Alexei A. Maklakov Original Article Pages: 372 - 378
Nest defence in great tits Parus major: support for parental investment theory Seppo Rytkönen Original Article Pages: 379 - 384
Sex differences and seasonal trade-offs in response to injured and non-injured conspecifics in red-spotted newts, Notophthalmus viridescens Jason R. RohrDale M. MadisonAaron M. Sullivan Original Article Pages: 385 - 393
Paedomorphosis in the Alpine newt (Triturus alpestris): decoupling behavioural and morphological change Mathieu Denoël Original Article Pages: 394 - 399
Sex differences in canary (Serinus canaria) provisioning rules Rebecca M. Kilner Original Article Pages: 400 - 407
Gleaning as a foraging strategy in Natterer's bat Myotis nattereri S. Swift P. Racey Original Article Pages: 408 - 416
High opportunity for sexual selection in both sexes of an obligate brood parasitic bird, the brown-headed cowbird (Molothrus ater) Bonnie E. WoolfendenLisle H. GibbsSpencer G. Sealy Original Article Pages: 417 - 425
Prolonged tandem formation in firebugs (Pyrrhocoris apterus) serves mate-guarding Gerhard SchöflMichael Taborsky Original Article Pages: 426 - 433