The monarch butterfly is a beautiful and colorful creature, but it takes a while to reach that part of its adult life.

Monarch butterflies will be listed as a threatened species U.S. officials decided to extend protections to monarch butterflies after warnings from environmentalists that populations are ...

A monarch butterfly makes a stop on a butterfly bush in a flower garden north of Durango on Aug. 25. Monarchs that overwinter in California and migrate to Colorado for the summer increased from a ...

A beloved visitor to summer gardens is officially an endangered species. The migratory monarch butterfly—the iconic subspecies common to North America—was declared endangered today by the ...

The monarch butterfly is widely recognized and widely dispersed across North America and it's in trouble. Federal officials decide soon whether it gets protection under the Endangered Species Act.

Federal wildlife officials on Tuesday moved to add the monarch butterfly to its endangered species roster, citing decades of steep population decline of the striking black-and-orange insect.

Before National Geographic published its famous August 1976 cover story detailing the search for the monarch butterfly’s ...

The migratory monarch butterfly, a North American icon with a continent-spanning annual journey, now faces the threat of extinction, according to a top wildlife monitoring group.

After the species’ southern migration in 2013, the World Wildlife Fund-Mexico (WWF-Mexico) reported that overwintering sites in Mexico saw Eastern monarch butterflies squeezed down to an ...

SAN FRANCISCO – Each year, millions of majestic orange and black monarch butterflies make an extreme, multi-generational 3,000 mile migration across the United States, flocking to wintering ...

It’s a big day for insects. The U.S. Fish and Wildlife Service announced Tuesday that it is proposing the monarch butterfly for threatened species status under the Endangered Species Act, a big ...

The agency launched a review of the the butterfly’s status at the end of 2014, concluding six years later that listing was warranted but other species took priority.