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 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 ...

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 in the animal ...

I think it was my 12th birthday when I received a butterfly and moth capturing kit. It came with a fine-meshed insect net and other items for euthanizing and mounting specimens in a display frame.

The purple-flowered butterfly bush in my front yard has burst into bloom; already it’s luring swarms of Eastern tiger swallowtails to its rich nectar. The same is true for the lantana bush by the ...

Every summer in southeastern Pennsylvania, I see several species of pretty butterflies in abundance, but at different times, prolonging the beauty of the butterfly season. Though they are here in good ...

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 ...

AUSTIN, Texas—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 in ...