Same-sex pair-bonds are equivalent to male–female bonds in a life-long socially monogamous songbird Julie E. ElieNicolas MathevonClémentine Vignal Original Paper 06 August 2011 Pages: 2197 - 2208
Mixed sex allocation strategies in a polytocous mammal, the house mouse (Mus musculus) Adam DušekLuděk BartošFrantišek Sedláček Original Paper 16 July 2011 Pages: 2209 - 2217
Effect of gyrodactylid ectoparasites on host behaviour and social network structure in guppies Poecilia reticulata Darren P. CroftMathew EdenbrowJoanne Cable Original Paper 23 July 2011 Pages: 2219 - 2227
Fitness consequences of within-brood dominance in the cooperatively breeding acorn woodpecker Walter D. KoenigEric L. WaltersJoey Haydock Original Paper 16 July 2011 Pages: 2229 - 2238
Laboratory and field evidence of sex-biased movement in the invasive round goby Julie R. MarentetteGrace WangSigal Balshine Original Paper 19 July 2011 Pages: 2239 - 2249
Vocalizations by Alaskan moose: female incitation of male aggression R. Terry BowyerJanet L. RachlowVictor Van Ballenberghe Original Paper 20 July 2011 Pages: 2251 - 2260
Parentally biased favouritism in relation to offspring sex in zebra finches Mark C. MainwaringDavid LucyIan R. Hartley Original Paper 23 July 2011 Pages: 2261 - 2268
Mate choice plasticity in the field cricket Teleogryllus oceanicus: effects of social experience in multiple modalities Nathan W. Bailey Original Paper 18 August 2011 Pages: 2269 - 2278
Brood parasitism disproportionately increases nest provisioning and helper recruitment in a cooperatively breeding bird Cynthia A. UrsinoMaría C. De MársicoJuan C. Reboreda Original Paper 18 August 2011 Pages: 2279 - 2286
Low maternal host-encounter rate enhances offspring proliferation in a polyembryonic parasitoid Na’ama MoragAlly R. HarariTamar Keasar Original Paper 14 August 2011 Pages: 2287 - 2296
Vocalizations reveal body condition and are associated with visual display traits in great frigatebirds (Fregata minor) Frans A. JuolaWilliam A. Searcy Original Paper 27 August 2011 Pages: 2297 - 2303
Territory choice during the breeding tenure of male sedge warblers Tadeusz ZającWojciech BielańskiWojciech Solarz Original Paper Open access 13 September 2011 Pages: 2305 - 2317
Disease resistance in a weaver ant, Polyrhachis dives, and the role of antibiotic-producing glands Peter GraystockWilliam O. H. Hughes Original Paper 24 August 2011 Pages: 2319 - 2327
Genetic relationship between offspring and guardian adults of a rhacophorid frog and its care effort in response to paternal share Yi-Huey ChenWei-Chun ChengYeong-Choy Kam Original Paper 04 October 2011 Pages: 2329 - 2339
Competition and cooperation: bumblebee spatial organization and division of labor may affect worker reproduction late in life Jennifer M. JandtAnna Dornhaus Original Paper 01 September 2011 Pages: 2341 - 2349
Trap barricading and decorating by a well-armored sit-and-wait predator: extra protection or prey attraction? Huei-Jen TsengRen-Chung ChengI-Min Tso Original Paper 07 September 2011 Pages: 2351 - 2359
Neglected biological patterns in the residuals Ian R. CleasbyShinichi Nakagawa Methods 11 October 2011 Pages: 2361 - 2372
