1. Gravitational Microlensing

   • Philippe Jetzer

   Review Article Pages: 201 - 211

2. The Use of Monoclonal Antibodies in Human Prion Disease

   • Walter Bodemer

   REVIEW ARTICLES Pages: 212 - 220

3. True Colour Vision in the Orchard Butterfly, Papilio aegeus

   • Almut Kelber
   • Michael Pfaff

   SHORT COMMUNICATIONS Pages: 221 - 224

4. A Model System for Organ Engineering: Transplantation of In Vitro Induced Embryonic Kidney

   • Te-chuan Chan
   • Takashi Ariizumi
   • Makoto Asashima

   SHORT COMMUNICATIONS Pages: 224 - 227

5. Is There a Sound Reception Window in Coastal Environments? Evidence from Shorebird Communication Systems

   • Hector D. Douglas III
   • William E. Conner

   SHORT COMMUNICATIONS Pages: 228 - 230

6. Selection for Activity Level Alters the Properties of the Circadian Pacemaker in Drosophila jambulina

   • D. S. Joshi

   SHORT COMMUNICATIONS Pages: 231 - 233

7. A Simple Error Formula for the Lunar Ephemeris of Regiomontanus

   • P. Brosche
   • W. Kokott

   SHORT COMMUNICATIONS Pages: 234 - 234

8. Sex Pheromone Components of Pink Gypsy Moth, Lymantria mathura

   • Gerhard Gries
   • Regine Gries
   • Yasutomo Higashiura

   SHORT COMMUNICATIONS Pages: 235 - 238

9. Auditory Relationships to Size in Noctuid Moths: Bigger Is Better

   • Annemarie Surlykke
   • Mads Filskov
   • Evelyn Forrest

   SHORT COMMUNICATIONS Pages: 238 - 241

10. Effects of Spontaneous Locomotion on the Cricket's Walking Response to a Wind Stimulus

    • Heribert Gras
    • Anke Bartels

    SHORT COMMUNICATIONS Pages: 242 - 246

11. Direct Behavioral Evidence for Hydrocarbons as Ant Recognition Discriminators

    • Sigal Lahav
    • Victoria Soroker
    • Robert K. Vander Meer

    SHORT COMMUNICATIONS Pages: 246 - 249

12. NATURWISSENSCHAFTEN AKTUELL

    • Zusammengestellt von G. H. Altenmüller (Königswinter)

    Pages: 250 - 252