Effects of a “permanent” clock-shift on the orientation of young homing pigeons Wolfgang WiltschkoRoswitha WiltschkoWilliam T. Keeton OriginalPaper 01 September 1976 Pages: 229 - 243
Gruppenlernen und einzellernen bei schwarmfischen (Rotfeder; Scardinius erythrophthalmus L.) Irmtraud Beyer OriginalPaper 01 September 1976 Pages: 245 - 263
Modeling social insect populations II: Optimal reproductive strategies in annual eusocial insect colonies S. MaceviczG. Oster OriginalPaper 01 September 1976 Pages: 265 - 282
Lek organization and mating strategies in the bullfrog Stephen T. Emlen OriginalPaper 01 September 1976 Pages: 283 - 313
An informational analysis of the alarm communication by drumming behavior in nests of carpenter ants (Camponotus, Formicidae, Hymenoptera) S. Fuchs OriginalPaper 01 September 1976 Pages: 315 - 336