Bdelloid rotifers are a class of microscopic invertebrates that have existed for millions of years apparently without sex or meiosis. They inhabit a variety of temporary and permanent freshwater habitats globally. and many species are remarkably tolerant of desiccation. Bdelloids offer an opportunity to better understand the evolution of sex and recombination. http://www.getpureroutine.com/quick-grab-blackmores-ache-relief-focus-60-tablets-supply-hot-grab/