Recent Examples on the WebEventually Stewart took over Bengtson’s work in anaerobes, organisms that survive without oxygen. Leila Mcneill, Smithsonian, 17 June 2019 Moeller and his colleagues noticed that obligate anaerobes, bacteria that can only survive in an oxygen-free environment, tended to pass from mouse mothers to their offspring but not between other mice through the environment. Kiona N. Smith, Ars Technica, 26 Oct. 2018 In its four hours in the colon, the pill recorded elevated levels of O2, which could mess up anaerobes. Beth Mole, Ars Technica, 9 Jan. 2018