Background
Ratnasooriya, Wanigasekara Daya was born on September 20, 1948.
Ratnasooriya, Wanigasekara Daya was born on September 20, 1948.
Bachelor of Science with honors in Zoology, University Ceylon, Sri Lanka, 1972. Doctor of Philosophy in Reproductive Physiology and Pharmacology, University Strathclyde, United Kingdom, 1978.
Chair, senior professor department zoology University Colombo, Sri Lanka.
Fellow: Institute Biology, Sri Lanka, Third World Academy of Sciences, National Academy of Sciences Sri Lanka.