The Status of Biology and the Meaning of Biodiversity Franz M. Wuketits Natur & Wissenschaften Pages: 473 - 479
New Findings Concerning Vertebrate Porin Friedrich P. ThinnesSusanne Reymann Natur & Wissenschaft Pages: 480 - 498
Cannibalism of subordinates’ eggs in the monogynous queenless ant Dinoponera quadriceps Thibaud MonninChristian Peeters Kurze Originalmitteilung Pages: 499 - 502
Molecular and Morphological Data Suggest a Single Origin of the Polydnaviruses among Braconid Wasps James B. Whitfield Kurze Originalmitteilung Pages: 502 - 507
Poison Gland of Queen Fire Ants (Solenopsis invicta) is the Source of a Primer Pheromone Edward L. Vargo Kurze Originalmitteilung Pages: 507 - 510
Spatial distribution of excitation within the excitatory receptive field of ipsilateral visuotectal (type I1) units of frogs Christophe BeauquinFrédéric Gaillard KURZE ORIGINALMITTEILUNG Pages: 511 - 513
Computable Scaling Factor Contracting or Dilatating a Calibrated Walking Distance as a Function of Relative Motion Walter Massing Erratum Pages: 514 - 514