In a new study, scientists pulled from a 35-year dataset to examine long-term population trends of the federally endangered ...

That's especially bad news for Florida, the state known for its ... If you spot any lime swallowtail butterflies in your yard ...

Unfortunately, many of these insects are also imperiled. The Center is determined to gain protection for five of the rarest foreign swallowtail butterfly species on three continents. In 1994, a Center ...