Rival assessment and comparison of morphological and performance-based predictors of fighting ability in Lake Eyre dragon lizards, Ctenophorus maculosus Claire A. McLeanDevi Stuart-Fox Original Paper 31 December 2014 Pages: 523 - 531
A matter of time: delayed mate encounter postpones mating window initiation and reduces the strength of female choosiness Merel C. BreedveldPatrick S. Fitze Original Paper 08 January 2015 Pages: 533 - 541
State-dependent host acceptance in the parasitoid Copidosoma koehleri: the effect of intervals between host encounters Miriam KishinevskyTamar Keasar Original Paper 08 January 2015 Pages: 543 - 549
The influence of the food–predation trade-off on the foraging behaviour of central-place foragers Andrew D. HigginsonAlasdair I. Houston Original Paper 13 January 2015 Pages: 551 - 561
The hawk-dove game played between mating partners: theoretical predictions and experimental results Marie-Claire DesjardinsFrédérique Dubois Original Paper 10 January 2015 Pages: 563 - 570
Aposematism and crypsis in a rodent: antipredator defence of the Norwegian lemming Malte Andersson Original Paper 04 February 2015 Pages: 571 - 581
Social isolation causes mortality by disrupting energy homeostasis in ants Akiko KotoDanielle MerschLaurent Keller Original Paper 18 January 2015 Pages: 583 - 591
Territorial competition and the evolutionary loss of sexual size dimorphism Ulrike OdreitzKristina M. Sefc Original Paper Open access 17 January 2015 Pages: 593 - 601
Home sweet home: fitness consequences of site familiarity in female black-tailed deer Tavis D. ForresterDavid S. CasadyHeiko U. Wittmer Original Paper 30 January 2015 Pages: 603 - 612
Soldier production in a stingless bee depends on rearing location and nurse behaviour Francisca H. I. D. SegersCristiano MenezesChristoph Grüter Original Paper 17 January 2015 Pages: 613 - 623
Kin aggression and resource availability influence phenotype-dependent dispersal in a passerine bird Stepfanie M. AguillonRenée A. Duckworth Original Paper 17 January 2015 Pages: 625 - 633
Problem-solving ability and response to novelty in mountain chickadees (Poecile gambeli) from different elevations Dovid Y. KozlovskyCarrie L. BranchVladimir V. Pravosudov Original Paper 17 February 2015 Pages: 635 - 643
Turbidity affects social dynamics in Trinidadian guppies Karoline K. BornerStefan KrauseJens Krause Original Paper 05 February 2015 Pages: 645 - 651
Energy expenditure and personality in wild chipmunks Vincent CareauPierre-Olivier MontiglioDenis Réale Original Paper 31 January 2015 Pages: 653 - 661
Sperm whale echolocation behaviour reveals a directed, prior-based search strategy informed by prey distribution A. FaisN. Aguilar SotoP. T. Madsen Original Paper 07 February 2015 Pages: 663 - 674
Noisy neighbours at the frog pond: effects of invasive cane toads on the calling behaviour of native Australian frogs Iris T. BleachChrista BeckmannRichard Shine Original Paper 25 February 2015 Pages: 675 - 683
A 3D stereo camera system for precisely positioning animals in space and time Nicholas B. W. MacfarlaneJonathan C. HowlandPeter L. Tyack Methods 28 February 2015 Pages: 685 - 693