1. Genetic consequences of variation in sib maturation schedules

   • Barbara L. Thorne

   OriginalPaper Pages: 219 - 227

2. Ecological outbreak dynamics and the cusp catastrophe

   • Michael R. Rose
   • Rudolf Harmsen

   OriginalPaper Pages: 229 - 253

3. Theoretical discussion on some functional-morphological terms and some general reflexions on explanations in biology

   • Walter Verraes

   OriginalPaper Pages: 255 - 273

4. Review

   ReviewPaper Pages: 275 - 276