1. Orientation and recruitment behavior in the ponerine ant Pachycondyla tesserinoda (Emery): laying of individual-specific trails during tandem running

   • Karla Jessen
   • Ulrich Maschwitz

   OriginalPaper Pages: 151 - 155

2. Maternal investment and sex-allocation in the Galapagos fur seal, Arctocephalus galapagoensis

   • Fritz Trillmich

   OriginalPaper Pages: 157 - 164

3. Determinants of social dominance and inheritance of agonistic behavior in an island population of silvereyes, Zosterops lateralis

   • Jiro Kikkawa
   • James N. M. Smith
   • Carla Catterall

   OriginalPaper Pages: 165 - 169

4. Mating system of the hermaphroditic coral-reef fish, Serranus baldwini

   • Christopher W. Petersen
   • Eric A. Fischer

   OriginalPaper Pages: 171 - 178

5. Sexual chases in sand martins (Riparia riparia): cues for males to increase their reproductive success

   • Gareth Jones

   OriginalPaper Pages: 179 - 185

6. The costs of male parental care and its evolution in a neotropical frog

   • Daniel S. Townsend

   OriginalPaper Pages: 187 - 195

7. Territory takeover and sexually selected infanticide in tropical house wrens

   • Leonard A. Freed

   OriginalPaper Pages: 197 - 206

8. Kinships in a natural meadow vole population

   • Marita Sheridan
   • Robert H. Tamarin

   OriginalPaper Pages: 207 - 211

9. The territorial flight of male houseflies (Fannia canicularis L.)

   • Jochen Zeil

   OriginalPaper Pages: 213 - 219

10. Brood parasitism and cooperative nesting in the moorhen, Gallinula chloropus

    • David Wingfield Gibbons

    OriginalPaper Pages: 221 - 232