The monarch butterfly, perhaps the most recognizable butterfly in North America, is in trouble: since the mid-1990s, their population has declined 90 percent from its 20-year average, and their ...

The Endangered Species Act is no help yet.

Adult monarch butterflies are large with bright orange wings, white spots and black veins and boarder. The U.S. Fish and Wildlife Service is recommending federal protections for the species as factors ...

Monarch butterflies return to California for the winter in November in Santa Cruz, California. The U.S. Fish and Wildlife Service is taking steps to list monarch butterflies as a threatened species ...

Editor’s Note: This article has been republished from The Conversation, a nonprofit, independent news organization dedicated to unlocking the knowledge of experts for the public good. The University ...

Pacific Grove is known as ‘Butterfly Town USA’ for its role as an overwintering spot. As the insect’s population plummets, residents are coming to its rescue ...

California's wildlife conservation societies are urging people to come forward to help save these iconic pollinator species.

Monarch butterflies are among the most beloved insects in North America. They are brightly colored and unique, both as caterpillars and later as mature insects. Monarchs are found in every U.S. state ...

The Trump administration said Tuesday that it is reconsidering adding protections to the monarch butterfly as a threatened species under the Endangered Species Act. The U.S. Fish and Wildlife Service ...

Before National Geographic published its famous August 1976 cover story detailing the search for the monarch butterfly’s wintering grounds, nobody knew where these strikingly beautiful creatures ...