- BVSc (1963), University of Liverpool
- MSc (1967), University of Wales
- PhD (1971), University of Bristol
Dr. Flood's main interest is the ecophysiology of reproduction in ungulates, especially muskoxen. He has special expertise in placental morphology, early development, and reproductive and metabolic changes with season. Recently he has developed an interest in trace mineral nutrition and in the pathogenesis of spongiform encephalopathies.