The butterfly appears to be a hybrid between two known tiger swallowtail species — P. glaucus and P. canadensis — but because ...

a feature that makes them more buoyant in flight but that, interestingly, not all swallowtails possess. It’s a diverse family, with more than 500 swallowtail butterfly species fluttering over ...

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

Much like the tiger swallowtail ... However, if you spot one mid-flight, their lustrous green wings are hard to miss. These butterflies are attracted to eastern red cedars and flowers like ...

One of the rarest butterflies in the country, the Schaus Swallowtail Butterfly, is benefitting from an event many people ...

This unappetising outfit is a clever ploy to hide in plain sight, a trick used by multiple swallowtail butterflies. You'll have to look carefully to find them, but the tiny creatures can usually be ...

Here, RSPB volunteer Jenna explains why the magnificent Swallowtail butterfly is so special. Sophie Okonedo and Mark Rylance star in the first of Steve Waters’s seasonal dramas following the ...

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 ...

Georgia’s state butterfly, the Eastern Tiger Swallowtail, not only placed it on the menu but seemed to put on a special artistic flight performance going from cluster to cluster. So in two short ...

A critically endangered butterfly that lives in the southernmost part of Florida thrives in certain years. Researchers turned ...