Anas crecca

Sources

1. Makino, S. (1951). An atlas of the chromosome numbers in animals. Iowa State College Press, Ames.
2. Benazzi, M., and Benazzi Lentati, G. (1976). Platyhelminthes. In: Animal cytogenetics (John, B. ed.) Vol. 1: 1-182. Borntraeger, Berlin-Stuttgart.kamura, D., T.R. Tiersch, M. Douglass, and R.W. Chandler (1990). Rapid identification of sex in birds by flow cytometry. Cytogenetics and Cell Genetics 53: 201-205.