1. Offspring sex ratio in relation to female size in southern elephant seals, Mirounga leonina

   • Tom Arnbom
   • M. A. Fedak
   • Peter Rothery

   OriginalPaper Pages: 373 - 378

2. Nest association in fishes: evidence for mutualism

   • Carol E. Johnston

   OriginalPaper Pages: 379 - 383

3. Polyandrous female butterflies forage for matings

   • Arja Kaitala
   • Christer Wiklund

   OriginalPaper Pages: 385 - 388

4. Sexual selection in the northern pintail (Anas acuta): the importance of female choice versus male-male competition in the evolution of sexually-selected traits

   • Lisa G. Sorenson
   • Scott R. Derrickson

   OriginalPaper Pages: 389 - 400

5. Are female boat-tailed grackle colonies neutral assemblages?

   • William Post

   OriginalPaper Pages: 401 - 407

6. The significance of male-male aggression for yearling dispersal in roe deer (Capreolus capreolus)

   • L. Kjell Wahlström

   OriginalPaper Pages: 409 - 412

7. Multiple paternity and individual variation in sperm precedence in the simultaneously hermaphroditic land snail Arianta arbustorum

   • Bruno Baurl

   OriginalPaper Pages: 413 - 421

8. Comparisons of forager distributions from matched honey bee colonies in suburban environments

   • Keith D. Waddington
   • Thomas J. Herbert
   • Monica Raveret Richter

   OriginalPaper Pages: 423 - 429

9. Nest-building by crested tit Parus cristatus males: an analysis of costs and benefits

   • Luc Lens
   • Luc A. Wauters
   • André A. Dhondt

   OriginalPaper Pages: 431 - 436

10. Test of the adaptiveness of sex ratio manipulation in a parasitoid wasp

    • Bethia H. King
    • Hilary E. Lee

    OriginalPaper Pages: 437 - 443