The female spicebush swallowtail butterfly was fluttering down, landing for a moment or two on a leaf on my sassafras tree and moving on to do the same thing on other leaves over and over again. It ...

The Appalachian tiger swallowtail butterfly is a rare breed: Some 100,000 years ago, two different species mated and their hybrid offspring gave rise to the Appalachian species, researchers have found ...

When one species is genetically similar to another species, their populations can often be mistaken for one and the same. This is exactly what has happened with Papilio solstitius, a tiger swallowtail ...

The Appalachian tiger swallowtail butterfly is a rare breed: Some 100,000 years ago, two different species mated and their hybrid offspring gave rise to the Appalachian species, researchers have found ...

When news breaks, you need to understand what actually matters. At Vox, our mission is to help you make sense of the world — and that work has never been more vital. But we can’t do it on our own. We ...

A research team has identified a new species of tiger swallowtail butterfly living in eastern parts of North America. In ...

Phyllis Smith with Forsyth Cooperative Extension joined us on our set today to speak about Tiger Swallowtail butterflies and how we can recognize them in our gardens and natural surroundings. Phyllis ...

While perusing the Pacific Island of Vanua Levu in Fiji last year, researchers happened upon a precellular butterfly that captivated their attention. Given the mysteriousness surrounding its identity, ...

The discovery of a new wasp could help to save an Endangered Pacific butterfly. Improving our knowledge of the Samoan swallowtail butterfly, and the relationships it has with other species, is vital ...