I saw my first black swallowtail butterfly the other day, and it immediately sent me running to my parsley bed to see if the butterfly had laid any eggs. You see, most people grow herbs for cooking, ...

A research team has identified a new species of tiger swallowtail butterfly living in eastern parts of North America. In their study, published in the journal ZooKeys, Julian Dupuis, B. Christian ...

Swallowtail butterflies are large (2¾ to 5 inches) and easy to identify. They are found in a variety of types and colors (spicebush, black, eastern tiger, zebra and pipevine blue). Each one actually ...

Swallowtails are among the most endangered and most traded groups of butterflies worldwide. They are included in Schedule I of the Indian Wildlife (Protection) Act 1972. 573 species of swallowtails ...

The British swallowtail butterfly (Papilio machaon britannicus) is the U.K.'s only native swallowtail and its largest native butterfly. It's instantly recognizable by its striking light ...

The lime swallowtail butterfly — an invasive species that hails from Asia and which has damaged citrus trees throughout the Caribbean for nearly 20 years — has reached Florida. The butterfly is fairly ...

A very rare and endangered type of butterfly called Schaus’ swallowtail lives only in far South Florida, where its survival is linked to an unexpected weather twist. S cientists looking at 35 years of ...

On a wooded hillside along the banks of the Allegheny River, Gabrielle Marsden brushed up against an oblong leaf: Asimina triloba—the American pawpaw. The deciduous tree bears North America's largest ...

When I’m working in the landscape on a hot summer day, one of my favorite sights is a large, brightly colored butterfly drifting through the garden. By late summer, butterflies are often at their ...

Pittsburghers Preserving Pawpaw Trees, Some Hope It Will Lead to More Zebra Swallowtail Butterflies On a wooded hillside along the banks of the Allegheny River, Gabrielle Marsden brushed up against an ...