SPOKANE — A Washington State University butterfly expert described painted ladies as a "cosmopolitan" butterfly because they can be found on every continent aside from Antarctica. The ladies are ...

Based on climatic data from 36 years, and the location of 646 breeding sites in 30 countries, the model reveals for the first time where the species might overwinter after their trip to tropical ...

An unusually wet winter in Southern California has given way to a super bloom of wildflowers and an explosion of Painted Lady butterflies. The black and orange insects usually keep a low profile as ...

Coinciding with the ever-popular super blooms across Southern California, the painted lady butterfly is migrating north from the U.S.-Mexico border en masse. Monterey County has seen large swaths of ...

After a spring surge that eclipsed recent years, Ventura County is seeing wave after wave of monarch-like painted lady butterflies. It’s all part of their migration north. There was a huge bloom of ...

Every spring, swarms of the colorful butterflies can be spotted in Southern California as they make their way from western Mexico to the Pacific Northwest to breed. Some years, the number of migrating ...

Swarms of butterflies are invading inland sections of Southern California as a result of an unusually heavy migration of a common species making its way from Mexico to the Pacific Northwest to breed, ...

The Meadow View Grower’s Butterfly and Monarch Habitat in New Carlisle will reopen for its sixth year on Monday. At the reopening, which is also the start of National Pollinator Week, a majority of ...

Researchers have developed a model that allows predicting the migratory movements of the Painted Lady butterfly between Europe and Africa based on data from breeding sites. This study confirms that ...