Development of cues to individuality and sex in calls of three crane species: when is it good to be recognizable? Maria V. GoncharovaAnna V. KlenovaEvgenia V. Bragina Article 11 April 2015 Pages: 165 - 175
Investigation of prepubertal sex differences in wheel running and social behavior in three mouse strains Elizabeth A. GordonCynthia Corbitt Article 23 April 2015 Pages: 177 - 187
Female presence promotes male–male aggression among Tanichthys albonubes, a fish species without intense combat Erika NagaokaKenji Karino Article 23 May 2015 Pages: 189 - 195
The proximate cause of asynchronous hatching in the burying beetle Nicrophorus quadripunctatus Mamoru TakataShinya HayashiSatoshi Koyama Article 28 May 2015 Pages: 197 - 203
Factors influencing the fat load variation in three wintering bird species under stable food access conditions Artur GoławskiMichał PolakowskiDawid Kilon Article 10 June 2015 Pages: 205 - 211
Pair-bonding behaviour of the sister species Microtus lusitanicus and M. duodecimcostatus Margarida Alexandra DuarteMaria da Luz MathiasCristiane Bastos-Silveira Article 03 July 2015 Pages: 213 - 223
Communication stations: cameras reveal river otter (Lontra canadensis) behavior and activity patterns at latrines Michelle L. GreenKathryn MonickNohra Mateus-Pinilla Article Open access 21 June 2015 Pages: 225 - 234
Arginine vasopressin in brains of free ranging striped mouse males following alternative reproductive tactics Ivana SchoepfWiliam KenkelCarsten Schradin Article 02 August 2015 Pages: 235 - 242
Subtle asymmetries in the snail-eating snake Pareas carinatus (Reptilia: Pareatidae) Patchara DanaisawadiTakahiro AsamiSomsak Panha Short Communication 04 June 2015 Pages: 243 - 246