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 ...

SALT LAKE CITY — The iconic monarch butterfly, sporting its splashy orange and black wings, has been in serious decline for decades. Now, the U.S. Fish and Wildlife Service is asking for 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.

Breathtaking and resilient, the monarch butterfly completes one of the most astounding migrations in nature − a multigenerational pilgrimage spanning over 3,000 miles, from Canada to Mexico and ...

Monarch butterflies hanging from tree branches 60 Minutes Anderson Cooper: There're so many of them on the branches of the trees, the-- the-- the branches are all pointing toward the ground.

In light of habitat loss and population decline, the U.S. Fish and Wildlife Service may give monarch butterflies a slot under the Endangered Species Act by December. The species, which was once ...

The official state butterfly since 2000, monarch butterflies are facing a major ecological threat, according to experts. Local, Western populations of monarchs have declined by around 30% compared to ...

Depending on where they live in the U.S., some monarch butterfly populations could face extinction by 2080 if they aren’t extended federal protections, one expert said.

Dramatic recent declines in the size of monarch butterfly ( Danaus plexippus ) roosts during fall migration. Proceedings of the National Academy of Sciences , 2024; 121 (43) DOI: 10.1073/pnas ...