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Kaiser, P.; Schlichter, D.; Fricke, H.: Influence of light on algal symbionts of the deep water coral Leptoseris fragilis. Marine Biology 117 (1), pp. 45 - 52 (1993)

Kaiser, A.: A new multi-category classification of subcutaneous fat deposits of songbirds. Journal of Field Ornithology 64 (2), pp. 246 - 255 (1993)

Kempenaers, B.: The use of a breeding synchrony index. Ornis Scandinavica 24, p. 84 (1993)

Kempenaers, B.: A case of polyandry in the blue tit: Extra-pair behaviour results in extra male help. Ornis Scandinavica 24, pp. 246 - 249 (1993)

Kempenaers, B.; Dhondt, A. A.: Why do females engage in extra-pair copulations? A review of hypotheses and predictions. Belgian Journal of Zoology 123, pp. 93 - 103 (1993)

Kiepenheuer, J.; Neumann, M. F.; Wallraff, H. G.: Home-related and home-independent orientation of displaced pigeons with and without olfactory access to environmental air. Animal Behaviour 45 (1), pp. 169 - 182 (1993)

Lamprecht, J.: Attrappenversuche mit Stichlingen: Sind die Ergebnisse von Niko Tinbergen Artefakte? Biologie in unserer Zeit 23 (5), pp. 67 - 69 (1993)

Leisler, B.: Habitat use and coexistence of Palaearctic migrants and Afrotropical residents. Koninklijk Museum voor Midden-Afrika Tervuren Belgie Annalen Zoologische Wetenschappen; Birds and the African environment 268, pp. 565 - 570 (1993)

Loher, W.; Weber, T.; Huber, F.: The effect of mating on phonotactic behaviour in Gryllus bimaculatus (de Geer). Physiological Entomology 18 (1), pp. 57 - 66 (1993)

Maida, R.; Steinbrecht, R. A.; Ziegelberger, G.; Pelosi, P.: The pheromone binding protein of Bombyx mori: Purification, characterization and immunocytochemical localization. Insect Biochemistry and Molecular Biology 23 (2), pp. 243 - 253 (1993)

Michiels, N. K.; Schockaert, E.; Vreys, C.: Evidence against self-fertilization in the hermaphroditic flatworm Dugesia Gonocephala (Tricladida, Paludicola). Netherlands Journal of Zoology 44 (1-2), pp. 55 - 64 (1993)

Mittelstaedt, H.; Glasauer, S.: Illusions of verticality in weightlessness. Clinical Investigator 71 (9), pp. 732 - 739 (1993)

Mittelstaedt, H.; Glasauer, S.: Crucial effects of weightlessness on human orientation. Journal of Vestibular Research - Equilibrium and Orientation 3 (3), pp. 307 - 314 (1993)

Moore, T. E.; Huber, F.; Weber, T.; Klein, U.; Bock, C.: Interaction between visual and phonotactic orientation during fight in Magicicada cassini (Homoptera: Cicadidae). Great Lakes Entomologist 26 (3), pp. 199 - 221 (1993)

Rost, R.: Rückeroberung des Reviers und mehrere Freilandbruten eines längere Zeit im Labor gehaltenen Sumpfmeisenpaares (Parus palustris). Journal für Ornithologie 134 (1), pp. 93 - 95 (1993)

Schlenker, R.: Ein Brief Gottfried Leberecht Naumanns. Blätter aus dem Naumann-Museum 13, pp. 133 - 137 (1993)

Schlenker, R.: Bibliographie zur Geschichte der Ornithologie. Blätter aus dem Naumann-Museum 13, pp. 153 - 160 (1993)

Schliewen, U.; Fricke, H.; Schartl, M.; Epplen, J. T.; Pääbo, S.: Which home for coelacanth? Nature 363 (6428), p. 405 - 405 (1993)

Schneider, D.: Male scent-producing structures in two moth species: "Amsacta" emittens (Arctiidae) and Eutelia biendiatrix (Noctuidae). Spixiana 16, pp. 113 - 119 (1993)