Lansing juggled rotifer generations around, eventually became expert enough to predict the life span of any given batch of eggs.
The rotifer head is round and surrounded at the flat shoulder with fine cilia which vibrate (in life) so rapidly one after another around the circle of shoulder that the whole .
How to survive without sex: Rotifer genome reveals its strategies How a group of animals can abandon sex, yet produce more than 460 species over evolutionary time, became a little less mysterious this week with the publication of the complete genome of a bdelloid rotifer (Adineta vaga).
July 22, 2013 - Science Daily