The magnetic compass is the last unknown sense in migrating animals. For some scientists, the monarch butterfly is leading ...

As the colorful wings of butterflies flickered through a bright blue sky at the Catherine Violet Hubbard Animal Sanctuary in Newtown, Jenny Hubbard fondly recalled her favorite memories from the six ...

U.S. officials moved Tuesday to protect the monarch, an iconic orange-and-black butterfly famous for its marathon migration across North America, under the Endangered Species Act. The U.S. Fish and ...

Every year, millions of monarch butterflies venture across North America – though in far smaller clusters than decades ago. Monarch populations have plummeted due to habitat loss, pesticide use and ...

The monarch butterfly's migratory journey from Canada —through Oregon — to Mexico is a breeze compared with the federal government's lengthy process to protect the dwindling species. Why it matters: ...

Although it has been in decline, the butterfly is found throughout the United States, which made this a particularly challenging case for the Fish and Wildlife Service. The Fish and Wildlife Service ...

SAN ANTONIO — If you've lived in Texas for a while, you know the end of September brings to spectacular migration of the monarch butterfly. Monarch butterflies in the wild can cannot survive a cold ...

DALLAS — Fall is officially here in Texas, and as the leaves turn color, something else orange will be visible in nature: the monarch butterfly. During the fall season, monarch butterflies will ...

Hear why some environmentalists are concerned about the health of central Illinois’ main water supply. Learn about a new effort to make disposing of household hazardous waste more convenient. Plus, ...

A hair stylist from Ithaca, New York, is imploring the world to save Monarch butterflies. Known as the Monarch Butterfly Lady, Rose Cochran's enthusiasm began 18 years ago while cutting her cousin ...

After Kathy Marshburn lost a child, she didn’t know how she’d move on. Violet was only two months old when she died unexpectedly, of a heart condition, in 2002. Marshburn, who lived in the Houston ...