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 ...

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 ...

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 ...

We have a large patch of bronze fennel growing out back — this is unfortunate because it can be an aggressive invasive plant and is currently attempting to overrun my blueberry patch, but, on the ...

Butterflies are a delight to watch in the garden as they flutter from one flower to another feeding on nectar. They are like airborne flowers as they flash their colorful wings. For the past couple of ...

While out weeding the garden the other day I excitedly approached my fennel. This year I am attempting to grow a big patch of fennel, not just because I like fennel, but because black swallowtail ...

Is that something a bird left behind? No, it's an orange dog caterpillar, the larvae of the Giant Swallowtail butterfly, which is native to our area. Believe it or not, that caterpillar is about to ...