When to come out from your own shell: risk-sensitive hiding decisions in terrapins José MartínIván MarcosPilar López Original Article 16 December 2004 Pages: 405 - 411
What do pairing patterns in common tern, Sterna hirundo, recruits reveal about the significance of sex and breeding experience? Jan-Dieter LudwigsPeter H. Becker Original Article 07 December 2004 Pages: 412 - 421
Effect of parentage and relatedness on the individual contribution to cooperative chick care in carrion crows Corvus corone corone Daniela CanestrariJosé M. MarcosVittorio Baglione Original Article 10 December 2004 Pages: 422 - 428
Asymmetric costs favor female desertion in the facultatively polyandrous northern flicker (Colaptes auratus): a removal experiment Karen L. Wiebe Original Article 02 December 2004 Pages: 429 - 437
Effects of ovarian fluid on sperm velocity in Arctic charr (Salvelinus alpinus) Davnah UrbachIvar FolstadGeir Rudolfsen Original Article 22 December 2004 Pages: 438 - 444
Solitary nesting and reproductive success in the paper wasp Polistes aurifer Aviva E. LiebertPeter NonacsRobert K. Wayne Original Article 07 December 2004 Pages: 445 - 456
Sexual selection favours small and symmetric males in the polygynous greater sac-winged bat Saccopteryx bilineata (Emballonuridae, Chiroptera) Christian C. VoigtGerald HeckelFrieder Mayer Original Article 18 December 2004 Pages: 457 - 464
Female siskins choose mates by the size of the yellow wing stripe J. C. SenarJ. DomènechM. Camerino Original Article 15 December 2004 Pages: 465 - 469
Differential timing of spring migration in northern wheatears Oenanthe oenanthe: hurried males or weak females? Volker DierschkeBettina MendelHeiko Schmaljohann Original Article 22 December 2004 Pages: 470 - 480
Shifting foraging strategies in colonies of the social wasp Polybia occidentalis (Hymenoptera, Vespidae) Kenneth J. HowardRobert L. Jeanne Original Article 07 December 2004 Pages: 481 - 489
Growth rates in a wild primate population: ecological influences and maternal effects Jeanne AltmannSusan C. Alberts Original Article 30 November 2004 Pages: 490 - 501
Inbreeding and local mate competition in the ant Cardiocondyla batesii Alexandra SchrempfChristine ReberJürgen Heinze Original Article 07 December 2004 Pages: 502 - 510
Does promiscuous mating preclude female choice? Female sexual strategies in chimpanzees (Pan troglodytes verus) of the Taï National Park, Côte d’Ivoire R. M. StumpfC. Boesch Original Article 15 December 2004 Pages: 511 - 524