It's not easy to see the orange and black spotted regal fritillary butterfly if you live in the Eastern U.S. It used to be common across much of the country, and is still found in the Midwest. But ...

Where the monarch is the king of butterflies, the "Queen of the Prairie" is needing help. Monarch butterflies can travel long distances, like to Mexico, but regal fritillary butterflies stick to ...

The U.S. Fish and Wildlife Service earlier this week announced a proposal to list both subspecies of the regal fritillary, a large butterfly, under the Endangered Species Act (ESA), according to a ...

MOUNT VERNON, Mo. — Seventeen adult regal fritillary butterflies spread their orange wings and took flight earlier this month over Linden’s Prairie as part of a project between the Missouri Department ...

The U.S. Fish and Wildlife Service announced it would seek protections for the regal fritillary, a large non-migratory butterfly with orange and black markings. It's suffering from habitat loss in ...

The Fort Indiantown Gap military base in Lebanon County is home to the world's only surviving population of the eastern regal fritillary, a large butterfly that the U.S. Fish and Wildlife Service ...

An orange and black species of butterfly native to the Kansas prairies is declining in population, and federal wildlife officials want to protect it. The western regal fritillary butterfly, which ...

At Fort Indiantown Gap in northern Lebanon County, a vast stretch of grassland houses the only population of the rare regal fritillary butterfly in the eastern United States. Several of these ...

Fall is the season of Gulf Fritillaries in the Lowcountry. These medium-sized orange butterflies are often confused with Monarchs (Danaus plexippus), but it’s fairly easy to tell the difference.

After years of effort, the Gulf Fritillary, scientifically known as the agraulis vanillae, is well on its way to becoming Louisiana’s official state butterfly. The state Senate voted Tuesday 36-0 to ...