Sex-specific patterns of lifetime reproductive success in single and repeat breeding steelhead trout (Oncorhynchus mykiss) Todd R. SeamonsThomas P. Quinn Original Paper 21 October 2009 Pages: 505 - 513
Variance in the male reproductive success of western gorillas: acquiring females is just the beginning Thomas BreuerAndrew M. RobbinsMartha M. Robbins Original Paper Open access 14 October 2009 Pages: 515 - 528
Aggressive thresholds in Dendropsophus ebraccatus: habituation and sensitization to different call types Michael S. Reichert Original Paper 17 October 2009 Pages: 529 - 539
Do female association preferences predict the likelihood of reproduction? Craig A. WallingNick J. RoyleNeil B. Metcalfe Original Paper 14 October 2009 Pages: 541 - 548
The ghost of predation future: threat-sensitive and temporal assessment of risk by embryonic woodfrogs Maud C. O. FerrariDouglas P. Chivers Original Paper 22 October 2009 Pages: 549 - 555
Sperm morphology, swimming velocity, and longevity in the house sparrow Passer domesticus Fabrice HelfensteinMurielle PodevinHeinz Richner Original Paper 17 October 2009 Pages: 557 - 565
Maternity of replacement queens in the thelytokous Cape honey bee Apis mellifera capensis Michael H. AllsoppMadeleine BeekmanBenjamin P. Oldroyd Original Paper 27 October 2009 Pages: 567 - 574
Past ownership makes crayfish more aggressive Elena TricaricoFrancesca Gherardi Original Paper 10 November 2009 Pages: 575 - 581
Reproductive sharing and proximate factors mediating cooperative breeding in the African wild dog (Lycaon pictus) Penny A. SpieringMichael J. SomersMicaela Szykman Gunther Original Paper 10 November 2009 Pages: 583 - 592
Travel time affects optimal diets in depleting patches Maryse BarretteGuy BoivinLuc-Alain Giraldeau Original Paper 17 November 2009 Pages: 593 - 598
No evidence for selective follicle abortion underlying primary sex ratio adjustment in pigeons Vivian C. GoerlichCor DijkstraTon G. G. Groothuis Original Paper Open access 14 November 2009 Pages: 599 - 606
Male mating history: effects on female sexual responsiveness and reproductive success in the parasitoid wasp Spalangia endius B. H. KingC. R. Fischer Original Paper 18 November 2009 Pages: 607 - 615
Genital shape correlates with sperm transfer success in the praying mantis Ciulfina klassi (Insecta: Mantodea) Gregory I. HolwellClaire WinnickMarie E. Herberstein Original Paper 13 November 2009 Pages: 617 - 625
Dynamic response to danger in a parasitoid wasp Bernard D. RoitbergKaren ZimmermannThomas S. Hoffmeister Original Paper 18 November 2009 Pages: 627 - 637
Who goes first? Condition and danger dependent pioneering in a group-living bark beetle (Dendroctonus ponderosae) Tanya M. LattyMary L. Reid Original Paper 21 November 2009 Pages: 639 - 646
Is kin cooperation going on undetected in marine bird colonies? Hugh DrummondRoxana TorresSin-Yeon Kim Original Paper 27 November 2009 Pages: 647 - 655
Polyandry, multiple mating, and female fitness in a water strider Aquarius paludum Katri RonkainenArja KaitalaSami M. Kivelä Original Paper 26 November 2009 Pages: 657 - 664
Predator type, not body condition, influences positioning within whirligig groups William L. RomeySandy LaBuda Original Paper 09 December 2009 Pages: 665 - 673
Task-dependent influence of genetic architecture and mating frequency on division of labour in social insect societies Danesh TaraporeDario FloreanoLaurent Keller Original Paper 25 November 2009 Pages: 675 - 684
Body temperature and body size affect flight performance in a damselfly Yuka SamejimaYoshitaka Tsubaki Original Paper 05 December 2009 Pages: 685 - 692
Are behavioral syndromes invariant? Spatiotemporal variation in shy/bold behavior in squid David L. SinnNatalie A. MoltschaniwskyjSasha R. X. Dall Original Paper 10 December 2009 Pages: 693 - 702