Last week I had a picture of a dark form of the eastern tiger swallowtail with my column. The obvious question about any species with more than one color form is: What is the advantage? The advantage ...

We know about migrating species of butterflies, but they don't all fly south for the winter. Several overwinter in their home habitat and could use your help.

The swallowtail butterfly family contains up to 700 species in the world, most of them tropical. More than two dozen are found in North America with seven found regularly in Texas. Swallowtail ...

The colors and patterns of black swallowtails reveal the diversity of evolutionary dynamics acting on the sexes and the various life-history stages Six species of swallowtail butterflies occur locally ...

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 ...

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 ...

When someone says “butterfly,” what do you see in your mind? Many people think “monarch” but actually picture a beautiful tiger swallowtail in their mind. Tiger swallowtails are large yellow ...

Jean Bradbury lives in northeast Seattle. She’s an artist, and she loves swallowtail butterflies. “These guys are big—like we think of a monarch, maybe—big like the palm of your hand,” Bradbury says. ...

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 ...

Since it's the middle of the summer, and since kids are possibly looking for something fun to do on a rainy day (something we've had plenty of this year), I thought that I would write a column for ...