1. Orientation in the intertidal salt-marsh collembolan Anurida maritima

   • A. Manica
   • F. K. McMeechan
   • W. A. Foster

   Original Article Pages: 371 - 375

2. An analysis of reciprocal exchange of helping behavior in the red-cockaded woodpecker (Picoides borealis)

   • M. Z. Khan
   • J. R. Walters

   Original Article Pages: 376 - 381

3. Parental care of replacement clutches in common terns (Sterna hirundo)

   • H. Wendeln
   • P. H. Becker
   • J. González-Solís

   Original Paper Pages: 382 - 392

4. Spermatophore characteristics in bushcrickets vary with parasitism and remating interval

   • G. U. C. Lehman
   • A. W. Lehmann

   Original Article Pages: 393 - 399

5. Natterer’s bat (Myotis nattereri Kuhl, 1818) hawks for prey close to vegetation using echolocation signals of very broad bandwidth

   • B. M. Siemers
   • H. -U. Schnitzler

   Original Article Pages: 400 - 412

6. Limitations to colour-based sexual preferences in three-spined sticklebacks (Gasterosteus aculeatus)

   • V. A. Braithwaite
   • I. Barber

   Original Article Pages: 413 - 416

7. Female territoriality and the function of scent-marking in a monogamous antelope (Oreotragus oreotragus)

   • S. C. Roberts
   • R. I. M. Dunbar

   Original Article Pages: 417 - 423

8. Intraspecific parasitism and split sex ratios in a monogynous and monandrous ant (Leptothorax nylanderi)

   • S. Foitzik
   • J. Heinze

   Original Article Pages: 424 - 431

9. Testing function of fiddler crab claw waving by manipulating social context

   • D. S. Pope

   Original Article Pages: 432 - 437

10. Testosterone is involved in acquisition and maintenance of sexually selected male plumage in superb fairy-wrens, Malurus cyaneus

    • A. Peters
    • L. B. Astheimer
    • A. Cockburn

    Original Article Pages: 438 - 445