Electrophysiologically determined spectral efficiencies of the compound eye and median ocellus in the bumblebeeBombus hortorum tarhakimalainen (hymenoptera, insecta) V. B. Meyer-Rochow OriginalPaper Pages: 261 - 266
The coding of airborne-sound and vibration signals in bimodal ventral-cord neurons of the grasshopperTettigonia cantans Klaus KalmringRoland Kühne OriginalPaper Pages: 267 - 275
An equivalent circuit for the quantitative description of inter-receptor coupling in the retina of the desert antCataglyphis bicolor Francis G. MartinMichael I. Mote OriginalPaper Pages: 277 - 285
Circadian organization of an animal lacking a pineal organ; the young American alligator,Alligator mississippiensis Martin KavaliersCharles L. Ralph OriginalPaper Pages: 287 - 292
Interlimb coordinating factors during driven walking in Crustacea C. ChasseratF. Clarac OriginalPaper Pages: 293 - 306
Modulation of neuromuscular activity by 5-hydroxytryptamine and endogenous peptides in the snail,Helix aspersa Philip E. Lloyd OriginalPaper Pages: 333 - 339
Mechanisms of action of 5-hydroxytryptamine and endogenous peptides on a neuromuscular preparation in the snail,Helix aspersa Philip E. Lloyd OriginalPaper Pages: 341 - 347
Hearing characteristics and doppler shift compensation in South Indian CF-FM bats Gerd Schuller OriginalPaper Pages: 349 - 356
Aerodynamic and mechanical properties of the antennae as air-current sense organs inLocusta migratoria Michael GeweckeHans -Georg Heinzel OriginalPaper Pages: 357 - 366