1. Trichinella spiralis infection in voles alters female odor preference but not partner preference

   • Sabra L. Klein
   • H. Ray Gamble
   • Randy J. Nelson

   ORIGINAL ARTICLE Pages: 323 - 329

2. Worker discrimination among queens in newly founded colonies of the fire ant Solenopsis invicta

   • Eldridge S. Adams
   • Michael T. Balas

   ORIGINAL ARTICLE Pages: 330 - 338

3. Contradictory findings in studies of sex ratio variation in roe deer (Capreolus capreolus)

   • A. J. Mark Hewison
   • Reidar Andersen
   • Daniel Delorme

   ORIGINAL ARTICLE Pages: 339 - 348

4. Factors influencing cannibalism in the wolf spider Pardosa agrestis (Araneae, Lycosidae)

   • Ferenc Samu
   • Søren Toft
   • Balázs Kiss

   ORIGINAL ARTICLE Pages: 349 - 354

5. Relative importance of male and territory quality in pairing success of male rock ptarmigan (Lagopus mutus)

   • Jonathan Bart
   • Susan L. Earnst

   ORIGINAL ARTICLE Pages: 355 - 359

6. Endocrine influences on parental care during a short breeding season: testosterone and male parental care in Lapland longspurs (Calcarius lapponicus)

   • Kathleen E. Hunt
   • Thomas P. Hahn
   • John C. Wingfield

   ORIGINAL ARTICLE Pages: 360 - 369

7. Encounter rate and task allocation in harvester ants

   • Deborah M. Gordon
   • Natasha J. Mehdiabadi

   ORIGINAL ARTICLE Pages: 370 - 377

8. Group size, queuing and helping decisions in facultatively eusocial hover wasps

   • Jeremy Field
   • Gavin Shreeves
   • Seirian Sumner

   ORIGINAL ARTICLE Pages: 378 - 385

9. Adaptive peaks and alternative foraging tactics in brook charr: evidence of short-term divergent selection for sitting-and-waiting and actively searching

   • Robert L. McLaughlin
   • Moira M. Ferguson
   • David L. G. Noakes

   ORIGINAL ARTICLE Pages: 386 - 395