Mechanisms of avian egg recognition: Which egg parameters elicit responses by rejecter species? Stephen I. Rothstein OriginalPaper Pages: 229 - 239
Social influences on the whistled songs of starlings Martine Adret-Hausberger OriginalPaper Pages: 241 - 246
Significance of spectral and temporal call parameters in the auditory communication of male grass frogs Wolfgang WalkowiakJosef Brzoska OriginalPaper Pages: 247 - 252
Temporal performance roles during vocal interactions in nightingales (Luscinia megarhynchos B.) Henrike HultschDietmar Todt OriginalPaper Pages: 253 - 260
The role of thermoregulation in lizard biology: Predatory efficiency in a temperate diurnal basker R. A. AveryJ. D. BedfordC. P. Newcombe OriginalPaper Pages: 261 - 267
Plants as transmission channels for insect vibrational songs Axel MichelsenFlemming FinkDieter Traue OriginalPaper Pages: 269 - 281
Recognition of former nestmates during colony founding by the social wasp Polistes fuscatus (Hymenoptera: Vespidae) David C. PostRobert L. Jeanne OriginalPaper Pages: 283 - 285
Adaptive significance of the age polyethism schedule in honeybee colonies Thomas D. Seeley OriginalPaper Pages: 287 - 293