Deterring predators, daunting opponents or drawing partners? Signaling rates across diverse contexts in the lizard Anolis sagrei Tess DriessensBeatrijs VanhooydonckRaoul Van Damme Review 24 December 2013 Pages: 173 - 184
Using intra-flock association patterns to understand why birds participate in mixed-species foraging flocks in terrestrial habitats Hari SridharKartik Shanker Original Paper 22 September 2013 Pages: 185 - 196
Do brain parasites alter host personality? — Experimental study in minnows Jukka KekäläinenYi-Te LaiRaine Kortet Original Paper 22 September 2013 Pages: 197 - 204
Testing for between individual correlations of personality and physiological traits in a wild bird Edward KluenHeli SiitariJon E. Brommer Original Paper 26 September 2013 Pages: 205 - 213
Costs, benefits, and plasticity of construction of nest defensive structures in paper wasps Sho FuruichiEiiti Kasuya Original Paper 29 September 2013 Pages: 215 - 221
Testosterone increases siblicidal aggression in black-legged kittiwake chicks (Rissa tridactyla) Martina S. MüllerBørge MoeTon G. G. Groothuis Original Paper 29 September 2013 Pages: 223 - 232
An attractive male trait and aggressiveness are negatively correlated in wild field crickets, but uncorrelated in lab-reared crickets Ann HedrickJamie Bunting Original Paper 02 October 2013 Pages: 233 - 238
Colour discrimination and associative learning in hatchling lizards incubated at ‘hot’ and ‘cold’ temperatures Benjamin F. ClarkJoshua J. AmielMartin J. Whiting Original Paper 11 October 2013 Pages: 239 - 247
Conspicuous displays in cryptic males of a polytypic poison-dart frog Beatriz WillinkFederico BolañosHeike Pröhl Original Paper 09 November 2013 Pages: 249 - 261
Sexual conflict in a polygynous primate: costs and benefits of a male-imposed mating system Larissa SwedellLiane LeedomMathew Pines Original Paper 02 November 2013 Pages: 263 - 273
Sympatric sexual signal divergence among North American Calopteryx damselflies is correlated with increased intra- and interspecific male–male aggression Vikram K. IyengarThomas CastleSean P. Mullen Original Paper 26 October 2013 Pages: 275 - 282
Female fitness, sperm traits and patterns of paternity in an Australian polyandrous mouse Renée C. Firman Original Paper 05 November 2013 Pages: 283 - 290
Impact of helpers on colony productivity in a primitively eusocial bee Nayuta BrandMichel Chapuisat Original Paper 30 October 2013 Pages: 291 - 298
Patch use and vigilance by sympatric lemmings in predator and competitor-driven landscapes of fear Angélique DupuchDouglas W. MorrisWilliam D. Halliday Original Paper 02 November 2013 Pages: 299 - 308
Is natural hatching asynchrony optimal? An experimental investigation of sibling competition patterns in a facultatively siblicidal seabird Thomas MerklingLena AgderePierrick Blanchard Original Paper 09 November 2013 Pages: 309 - 319
Predation affects alarm call usage in female Diana monkeys (Cercopithecus diana diana) Claudia StephanKlaus Zuberbühler Original Paper 08 November 2013 Pages: 321 - 331
Great spotted cuckoo fledglings are disadvantaged by magpie host parents when reared together with magpie nestlings Manuel SolerLiesbeth de NeveTomás Pérez-Contreras Original Paper 12 December 2013 Pages: 333 - 342
Measuring terrestrial movement behavior using passive integrated transponder (PIT) tags: effects of tag size on detection, movement, survival, and growth Brittany H. OusterhoutRaymond D. Semlitsch Methods 17 December 2013 Pages: 343 - 350