1. Does juvenile experience affect migration and spawning of adult Atlantic salmon?

   • Bror Jonsson
   • Nina Jonsson
   • Lars P. Hansen

   OriginalPaper Pages: 225 - 230

2. Sexual selection on alleles that determine body size in the swordtail Xiphophorus nigrensis

   • Michael J. Ryan
   • Diana K. Hews
   • William E. Wagner Jr.

   OriginalPaper Pages: 231 - 237

3. Alliances in winter flocks of willow tits; effects of rank on survival and reproductive success in male-female associations

   • Jan Ekman

   OriginalPaper Pages: 239 - 245

4. Signature whistles of free-ranging bottlenose dolphins Tursiops truncatus: stability and mother-offspring comparisons

   • Laela S. Sayigh
   • Peter L. Tyack
   • Michael D. Scott

   OriginalPaper Pages: 247 - 260

5. Mating systems, parasites and plumage dimorphism in waterfowl

   • D. K. Scott
   • T. H. Clutton-Brock

   OriginalPaper Pages: 261 - 273

6. The effects of mating on infanticide and pup discrimination in white-footed mice

   • Donna M. Cicirello
   • Jerry O. Wolff

   OriginalPaper Pages: 275 - 279

7. Male backspace availability in the giant waterbug (Belostoma flumineum Say)

   • Kipp C. Kruse

   OriginalPaper Pages: 281 - 289

8. Occurrence of extra-pair copulation in the tree swallow (Tachycineta bicolor)

   • Scott B. Morrill
   • Raleigh J. Robertson

   OriginalPaper Pages: 291 - 296

9. Vigilance and mixed-species association of some East African forest monkeys

   • Marina Cords

   OriginalPaper Pages: 297 - 300