The U.S. Fish and Wildlife Service (USFWS) recently proposed listing Jamaica’s most imperiled butterfly, the Jamaican kite swallowtail, as endangered under the Endangered Species Act (ESA). The species (Protographium marcellinus), a small, fast-flying butterfly, flutters through its limestone forest home. Its wings, painted in streaks of bright turquoise and black with a dash of red, sport long, narrow tails. These charismatic butterflies live o…