Zahavi, A., 1975, «Mate Selection — a Selection for a Handicap»,
Zinsser, H., 1934,
Zuk, М., 1991, «Parasites and Bright Birds: New Data and a New Prediction.
— 1992, «The Role of Parasites in Sexual Selection: Current Evidence and Future Directions»,
— (in press), «Immunology and the Evolution of Behavior»,
— Thornhiu., R., Ligon, J. D. and Johnson, K., 1990, «Parasites and Mate Choice in Red Junglefowl»,