It’s taken more than a decade, but scientists have cracked the case of these colorful insects found thousands of miles away from home. Painted lady butterflies (Vanessa cardui, shown resting on a bush ...

These ladies are found all over the world, but a new study showed these daring butterflies migrate across the ocean for thousands of miles. The study adds that the butterflies possibly traveled at ...

Painted lady butterflies (Vanessa cardui) are migrating into Colorado and large numbers of them have been spotted up and down the Front Range. Gardeners, are you plagued by prickly invaders and ...