Only three molecular changes are needed for fruit flies to digest milkweed toxins Gene-edited fruit flies have gained some of monarch butterflies’ superpowers — specifically, the ability to ...

Federal wildlife authorities announced a proposal to list the monarch butterfly as a threatened species. The U.S. Fish and Wildlife Service wants public feedback on a plan to list the migratory ...

U.S. officials moved Tuesday to protect the monarch, an iconic orange-and-black butterfly famous for its marathon migration across North America, under the Endangered Species Act. The U.S. Fish ...