Circadian rhythms of rat locomotor activity after lesions of the midbrain raphe nuclei Martin BlockIrving Zucker OriginalPaper Pages: 235 - 247
Der Einfluß einer Vordressur auf das Lernverhalten der Honigbiene Inge HoeferMartin Lindauer OriginalPaper Pages: 249 - 264
Body temperature and flight performance of honey bees in a servo-mechanically controlled wind tunnel Harald Esch OriginalPaper Pages: 265 - 277
Neural activity of the frog's frontal organ during steady illumination D. I. HamasakiLisa Esserman OriginalPaper Pages: 279 - 285
Facilitation at crayfish neuromuscular junctions George D. BittnerV. Lawrence Sewell OriginalPaper Pages: 287 - 308
Polarized light orientation of the honey bee: The minimum visual angle Wolfgang EdrichOtto von Heiversen OriginalPaper Pages: 309 - 314
Midbrain units in catfish: Response properties to electroreceptive input Eric I. Knudsen OriginalPaper Pages: 315 - 335
Color discrimination mechanisms in the retina of the toad (Bufo bufo) Tom ReuterKaj Virtanen OriginalPaper Pages: 337 - 343
Cutaneous sensitivity to touch and low-frequency vibration in selachians Karlheinz Nier OriginalPaper Pages: 345 - 355
Electrolocation and jamming avoidance in the mormyrid fishBrienomyrus Walter Heiligenberg OriginalPaper Pages: 357 - 372
The effect of toxins fromAmeonia sulcata (Coelenterata) on neuromuscular transmission and nerve action potentials in the crayfish (Astacus leptodactylus) W. RathmayerL. Beress OriginalPaper Pages: 373 - 382