Sucrose acceptance, discrimination and proboscis responses of honey bees (Apis mellifera L.) in the field and the laboratory Samir MujagicJoachim Erber Original Paper 16 January 2009 Pages: 325 - 339
Female reproductive state influences the auditory midbrain response Jason A. MirandaWalter Wilczynski Original Paper 30 January 2009 Pages: 341 - 349
Antennal motor activity induced by pilocarpine in the American cockroach Jiro OkadaYusuke MorimotoYoshihiro Toh Original Paper 30 January 2009 Pages: 351 - 363
Evidence of dominant parasympathetic nervous activity of great cormorants (Phalacrocorax carbo) Maki YamamotoAkiko KatoYasuhiko Naito Original Paper 06 February 2009 Pages: 365 - 373
Auditory temporal resolution of a wild white-beaked dolphin (Lagenorhynchus albirostris) T. Aran MooneyPaul E. NachtigallLee A. Miller Original Paper 06 February 2009 Pages: 375 - 384
Evolution of photoperiodic time measurement is independent of the circadian clock in the pitcher-plant mosquito, Wyeomyia smithii Kevin J. EmersonSabrina J. DakeChristina M. Holzapfel Original Paper 04 February 2009 Pages: 385 - 391
Tactile learning by a whip spider, Phrynus marginemaculatus C.L. Koch (Arachnida, Amblypygi) Roger D. SanterEileen A. Hebets Original Paper 07 February 2009 Pages: 393 - 399
Evolution of color vision in pierid butterflies: blue opsin duplication, ommatidial heterogeneity and eye regionalization in Colias erate Hiroko AwataMotohiro WakakuwaKentaro Arikawa Original Paper 18 February 2009 Pages: 401 - 408
Perception of ultraviolet light by crab spiders and its role in selection of hunting sites Ramachandra M. BhaskaraC. M. BrijeshRenee M. Borges Original Paper 24 February 2009 Pages: 409 - 417