Fill your herb garden with black swallowtail butterflies. Learn what the caterpillar, eggs and adult butterflies look like.

The British swallowtail butterfly (Papilio machaon britannicus) is the U.K.'s only native swallowtail and its largest native ...

One Japanese grade-school student wanted to know if his hand-raised butterflies remembered him. The results were astounding.

Finding that Norfolk butterfly has been distinct subspecies for 200,000 years could transform conservation approach ...

(PhysOrg.com) -- Flitting among the cool slopes of the Appalachian Mountains is a tiger swallowtail butterfly species that evolved when two other species of swallowtails hybridized long ago, a rarity ...

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 ...

A new study confirms the British swallowtail butterfly is genetically unique. This native species possesses significantly ...

Scientists investigating how one of the greatest shape shifters in the natural world is able to trick predators to avoid being eaten have identified the gene behind the fascinating feat. The African ...

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 ...

While hopscotching between Sabine Pass and Freeport over the past several weeks to enjoy the annual spectacle of migratory birds, I also enjoyed the sight of giant swallowtail butterflies. The big ...

If you feel like you’ve been surrounded by beautiful, winged insects everywhere you go in Harford County lately, you’re not just seeing things. Butterflies – specifically the large, showy kind – are ...

Butterfly Gardening in Florida Series rolls on with this third installment, in which I will focus on swallowtail butterflies. Florida is home to 10 swallowtail butterfly varieties, more than any other ...