Two species of milkweeds are abundant and conspicuous from the plains of Colorado to the montane region of the Front Range. The showy milkweed, Asclepias speciosa, is common along roadsides and in ...

The peak season for one of our largest and most beautiful butterflies, the tiger swallowtail, is approaching. To be even more specific, it is time for the emergence of the second brood of the eastern ...

Among the most striking and recognizable butterflies of Northwest Washington are the swallowtails, a family of large-winged insects with distinctive tiger-stripe markings and a namesake “tail” that ...

Foxglove was introduced from Eurasia and commonly blooms in early to mid-summer on roadsides in the Coast Range and the West Cascades. Most plants produce pinkish-purple blossoms but white blossoms ...

EVERETT — An abundance of yellow butterflies has made it a colorful summer in the Pacific Northwest. It’s not just casual gardeners who have noticed the boom in tiger swallowtails. Across the ...

With the Chinese Year of the Tiger beginning Sunday, let's look at a tiger of the insect world: the tiger swallowtail butterfly. It's a butterfly of amazing camouflage. Like the feline black and ...