Leonard Hayflick Professions : ProfessorBorn : May 20, 1928 Browse All Authors Famous Quotes by Leonard Hayflick It is astonishing to realise that the human species survived hundreds of thousands of years, more than 99 percent of its time on this planet, with a life expectancy of only eighteen years. Leonard Hayflick planetsevolutionyears A fruitfly is ancient in 40 days, Leonard Hayflick horsemenyears Similar Authors Bryan Stevenson professor Bruce Greenwald professor Bruce Ames professor Brian Wansink professor Brian Schmidt professor Brian Martin professorAll Authors
