The erect ‘penis’ is a flag of submission in a female-dominated society: greetings in Serengeti spotted hyenas Marion L. EastHeribert HoferWolfgang Wickler OriginalPaper Pages: 355 - 370
The superseded female's dilemma: ultimate and proximate factors that influence guarding behaviour of the carpenter bee Xylocopa pubescens Katja HogendoornRemko Leys OriginalPaper Pages: 371 - 381
Operational sex ratios and sperm limitation in populations of Drosophila pachea Scott Pitnick OriginalPaper Pages: 383 - 391
Use of signature whistles during separations and reunions by wild bottlenose dolphin mothers and infants R. A. SmolkerJ. MannB. B. Smuts OriginalPaper Pages: 393 - 402
A fungus infecting domestic flies manipulates sexual behaviour of its host Anders Pape Moller OriginalPaper Pages: 403 - 407
Changes in singing behavior of male black-capped chickadees (Parus atricapillus) following mate removal Ken OtterLaurene Ratcliffe OriginalPaper Pages: 409 - 414
Plasticity in echolocation signals of European pipistrelle bats in search flight: implications for habitat use and prey detection Elisabeth K. V. KalkoH.-U. Schnitzler OriginalPaper Pages: 415 - 428
Parasite distribution and virulence: implications for parasite-mediated sexual selection Robert PoulinWilliam L. Vickery OriginalPaper Pages: 429 - 436