EditorialAlaskan reefs, built over centuries by the coralline algae C. nereostratum, are eroding in part because of overgrazing by herbivores like sea urchins. (J. Tomoleoni/U.S. Geological Survey via The New York Times)
EditorialAlaskan reefs, built over centuries by the coralline algae C. nereostratum, are eroding in part because of overgrazing by herbivores like sea urchins. (J. Tomoleoni/U.S. Geological Survey via The New York Times)
EditorialAlaskan reefs, built over centuries by the coralline algae C. nereostratum, are eroding in part because of overgrazing by herbivores like sea urchins. (J. Tomoleoni/U.S. Geological Survey via The New York Times)
EditorialZabrus, Print, Zabrus is a genus of ground beetles. They are, unusually for ground beetles, omnivores or even herbivores, and Zabrus tenebrioides can become a pest in cereal fields.