Sex-biased parental care and sexual size dimorphism in a provisioning arthropod Jeremy FieldGavin ShreevesJames D. J. Gilbert Original Article 14 September 2015 Pages: 1897 - 1906
Mate choice and male–male competition among morphologically cryptic but genetically divergent amphipod lineages Matthias GalipaudZoé GautheyClément Lagrue Original Article 17 September 2015 Pages: 1907 - 1916
Female pipefish can detect the immune status of their mates Susanne H. LandisJosefin SundinOlivia Roth Original Article 17 September 2015 Pages: 1917 - 1923
Signaling on Prozac: altered audience effects on male-male interactions after fluoxetine exposure in Siamese fighting fish Nicole E. GreaneyKrystal L. MannionTeresa L. Dzieweczynski Original Article 12 September 2015 Pages: 1925 - 1932
Genetic sources of individual variation in parental care behavior Daniel P. WetzelMargret I. HatchDavid F. Westneat Original Article 14 September 2015 Pages: 1933 - 1943
Complex alarm strategy in the most basal termite species Olivier DelattreDavid Sillam-DussèsJan Šobotník Original Article 01 October 2015 Pages: 1945 - 1955
Group synchrony and alternation as an emergent property: elaborate chorus structure in a bushcricket is an incidental by-product of female preference for leading calls Virginie PartyRéjane StreiffMichael D. Greenfield Original Article 28 September 2015 Pages: 1957 - 1973
Mating rock shrimp hedge their bets: old males take greater risk, but only after careful assessment of the investment scenario Nicolas Christian OryThijs Christiaan van SonMartin Thiel Original Article 22 September 2015 Pages: 1975 - 1984
Tide line versus internal pools: mating system and breeding success of South American sea lion males Valentina Franco-TrecuPaula Costa-UrrutiaPablo Inchausti Original Article 18 September 2015 Pages: 1985 - 1996
Male-male competition is not costly to dominant males in a cooperatively breeding bird Martha J. Nelson-FlowerAmanda R. Ridley Original Article 24 September 2015 Pages: 1997 - 2004
Among-year variation in the repeatability, within- and between-individual, and phenotypic correlations of behaviors in a natural population László Zsolt GaramszegiGábor MarkóJános Török Original Article Open access 28 September 2015 Pages: 2005 - 2017
Rhesus macaques (Macaca mulatta) recognize group membership via olfactory cues alone Stefanie HenkelAngelina Ruiz LambidesAnja Widdig Original Article 31 October 2015 Pages: 2019 - 2034
Courtship behavior differs between monogamous and polygamous plovers María Cristina Carmona-IsunzaClemens KüpperTamás Székely Original Article 01 October 2015 Pages: 2035 - 2042
Polistes smithii vs. Polistes dominula: the contrasting endocrinology and epicuticular signaling of sympatric paper wasps in the field Hans C. KelstrupKlaus HartfelderTheresa C. Wossler Original Article 12 October 2015 Pages: 2043 - 2058
Social network dynamics: the importance of distinguishing between heterogeneous and homogeneous changes Mathias FranzSusan C. Alberts Methods 04 November 2015 Pages: 2059 - 2069