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Schneider-Jacoby, M.; Vasic, V. F.: The red-crested pochard Netta-rufina breeding and wintering in Yugoslavia. Wildfowl (40), S. 39 - 44 (1989)

Schuster, S.; Thielcke, G.: Naturschutz auf 100% der Fläche. Modell Radolfzell. BUNDargumente 1989, S. 1 - 6 (1989)

Schwabl, H.; Farner, D. S.: Dependency of testosterone of photoperiodically-induced vernal fat disposition in female white-crowned sparrows. The Condor 91 (1), S. 108 - 112 (1989)

Schwabl, H.; Farner, D. S.: Endocrine and environmental-control of vernal migration in male white-crowned sparrows, zonotrichia-leucophrys-gambelii. Physiological Zoology 62 (1), S. 1 - 10 (1989)

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Seibt, U.; Wickler, W.: Warum und wie Spinnen sozial werden. Jahrbuch - Max-Planck-Gesellschaft, S. 372 - 373 (1989)

Steinbrecht, R. A.: The fine structure of thermo-/hygrosensitive sensilla in the silkmoth Bombyx mori: Receptor membrane substructure and sensory cell contacts. Cell and Tissue Research 255 (1), S. 49 - 57 (1989)

Steinbrecht, R. A.; Lee, J.-K.; Altner, H.; Zimmermann, B.: Volume and surface of receptor and auxiliary cells in hygro-/thermoreceptive sensilla of moths (Bombyx mori, Antheraea pernyi, and A. polyphemus). Cell and Tissue Research 255 (1), S. 59 - 67 (1989)

Terrill, S. B.; Berthold, P.: Experimental-evidence for endogenously programmed differential migration in the blackcap (Sylvia-atricapilla). Experientia: interdisciplinary journal for the life sciences 45 (2), S. 207 - 209 (1989)

Thielcke, G.; Krome, M.: Experimente über sensible Phasen und Gesangsvariabilität beim Buchfinken (Fringilla coelebs). Journal für Ornithologie 130 (4), S. 435 - 453 (1989)

Wallraff, H. G.: Simulated navigation based on assumed gradients of atmospheric trace gases (Models on pigeon homing 2). Journal of Theoretical Biology 138 (4), S. 511 - 528 (1989)

Wallraff, H. G.: Simulated navigation based on unreliable sources of information (Models on pigeon homing 1). Journal of Theoretical Biology 137 (1), S. 1 - 19 (1989)

Wallraff, H. G.; Neumann, M. F.: Contribution of olfactory navigation and non-olfactory pilotage to pigeon homing. Behavioral Ecology and Sociobiology 25 (4), S. 293 - 302 (1989)

Wallraff, H. G.; Neumann, M. F.; Sinsch, U.: Orientation and homing success of experienced and inexperienced anosmic pigeons. Ethology, Ecology & Evolution 1 (1), S. 47 - 64 (1989)

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Wickler, W.: Die Irrlehre vom moral-analogen Verhalten der Tiere. Universitas 44 (7), S. 644 - 653 (1989)