Analysis of the operation of the photoperiodic counter provides evidence for hourglass time measurement in the spider miteTetranychus urticae A. VeermanM. Vaz Nunes OriginalPaper Pages: 421 - 430
Interneurons in the flight system of the cricketTeleogryllus oceanicus R. M. Robertson OriginalPaper Pages: 431 - 445
Intracellular stimulation of sensory cells elicits swimming activity in the medicinal leech Elizabeth A. DebskiW. Otto Friesen OriginalPaper Pages: 447 - 457
Cone photoreceptor mechanisms and the detection of polarized light in fish Craig W. HawryshynWilliam N. McFarland OriginalPaper Pages: 459 - 465
Tuning of vibration sensitive neurons in the central nervous system of a wandering spider,Cupiennius salei Keys Jochen Speck-HergenröderFriedrich G. Barth OriginalPaper Pages: 467 - 475
Correlation between auditory evoked responses in the thalamus and species-specific call characteristics K. M. MudryR. R. Capranica OriginalPaper Pages: 477 - 489
‘Ancestral’ neural mechanisms of electrolocation suggest a substrate for the evolution of the jamming avoidance response Gary RoseClifford KellerWalter Heiligenberg OriginalPaper Pages: 491 - 500
Angular sensitivity of blowfly photoreceptors: broadening by artificial electrical coupling J. G. J. SmakmanD. G. Stavenga OriginalPaper Pages: 501 - 507
The use of acoustical cues for prey detection by the Indian False Vampire Bat,Megaderma lyra G. MarimuthuG. Neuweiler OriginalPaper Pages: 509 - 515
Striking of underwater prey by a reef heron,Egretta gularis schistacea Gadi KatzirNathan Intrator OriginalPaper Pages: 517 - 523
Chemoreception inParamecium tetraurelia: acetate and folate-induced membrane hyperpolarization Robin R. PrestonJ. L. Van Houten OriginalPaper Pages: 525 - 535
Localization of the chemoreceptive properties of the surface membrane ofParamecium tetraurelia Robin R. PrestonJ. L. Van Houten OriginalPaper Pages: 537 - 541
The interaction between visual edge fixation and skototaxis in the mealworm beetle Tenebrio molitor Dezsö Varjú OriginalPaper Pages: 543 - 551