1. Predation and the evolution of colonial nesting in bluegill sunfish (Lepomis macrochirus)

   • Mart R. Gross
   • Anne M. MacMillan

   OriginalPaper Pages: 163 - 174

2. Macro-habitat patch structure, environmental harshness, and Marmota flaviventris

   • D. R. Webb

   OriginalPaper Pages: 175 - 182

3. Repertoire sharing and song-post distance in nightingales (Luscinia megarhynchos B.)

   • Henrike Hultsch
   • Dietmar Todt

   OriginalPaper Pages: 183 - 188

4. The mating system of the prairie vole, Microtus ochrogaster: Field and laboratory evidence for pair-bonding

   • Lowell L. Getz
   • C. Sue Carter
   • Leah Gavish

   OriginalPaper Pages: 189 - 194

5. Cross-seasonal interactions in the evolution of sandpiper social systems

   • J. P. Myers

   OriginalPaper Pages: 195 - 202

6. Vegetational correlates of variation in the song of Zonotrichia capensis

   • Paul Handford

   OriginalPaper Pages: 203 - 206

7. Food sharing by sibling vs nonsibling spiny mice (Acomys cahirinus)

   • Richard H. Porter
   • John D. Moore
   • David M. White

   OriginalPaper Pages: 207 - 212

8. Energy budgets, risk and foraging preferences in dark-eyed juncos (Junco hyemalis)

   • Thomas Caraco

   OriginalPaper Pages: 213 - 217

9. Dung fly struggles: Evidence for assessment strategy

   • H. Sigurjónsdóttir
   • G. A. Parker

   OriginalPaper Pages: 219 - 230

10. Sociality or territorial defense? The influence of resource renewal

    • Peter M. Waser

    OriginalPaper Pages: 231 - 237

11. Prey size selection and competition in the common shrew (Sorex araneus L.)

    • C. J. Barnard
    • C. A. J. Brown

    OriginalPaper Pages: 239 - 243