1. The tremble dance of the honey bee: message and meanings

   • Thomas D. Seeley

   OriginalPaper Pages: 375 - 383

2. Ecological constraints on the behaviour of mother long-tailed macaques (Macaca fascicularis)

   • Dave R. Vos
   • Gea J. Karssemeijer
   • Jan A. R. A. M. van Hooff

   OriginalPaper Pages: 385 - 391

3. Social organization of woodchucks (Marmota monax)

   • Paul T. Meier

   OriginalPaper Pages: 393 - 400

4. Facultative sex-ratio adjustment in Norway rats: litters born asynchronously are female biased

   • Mark S. Blumberg
   • Julie A. Mennella
   • Martha K. McClintock

   OriginalPaper Pages: 401 - 408

5. Incubation behavior, brood patch formation and obligate brood reduction in Fiordland crested penguins

   • Colleen Cassady St. Clair

   OriginalPaper Pages: 409 - 416

6. How colony growth affects forager intrusion between neighboring harvester ant colonies

   • Deborah M. Gordon

   OriginalPaper Pages: 417 - 427

7. Choice in Varroa jacobsoni Oud. between honey bee drone or workerbrood cells for reproduction

   • S. Fuchs

   OriginalPaper Pages: 429 - 435

8. ‘Anting’ as food preparation: formic acid is worse on an empty stomach

   • Olivia P. Judson
   • Andrew T. D. Bennett

   OriginalPaper Pages: 437 - 439

9. Song repertoires do not hinder neighbor-stranger discrimination

   • D. M. Weary
   • R. E. Lemon
   • S. Perreault

   OriginalPaper Pages: 441 - 447