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 ...

Monarch butterfly on a person's finger - Matt Champlin/Getty Images Monarch butterflies (Danaus plexippus) have long captivated humans due to their fascinating life cycles and physical characteristics ...

ST. LOUIS COUNTY, Mo. – Say the word “butterfly,” and the iconic orange and black of the monarch may immediately spring to mind. But they are becoming a rarer and rarer sight in nature. “The number of ...

SAN DIEGO — U.S. Fish and Wildlife Service has proposed listing monarch butterflies as a threatened species and has considered some possibly contradictory ways to protect them, Nicholas Storer, vice ...

Every 5th February is celebrated as Western Monarch Day in California mostly. The Western Monarch Day draws attention to a growing environmental crisis. Scientists warn that western monarch ...

A California seaside town is doing everything it can to save the beloved monarch butterfly from extinction. Known as ...

The Xerces Society has released new results from its annual Western Monarch Count, showing that monarch butterfly numbers remain low at overwintering sites across California, including Pismo Beach.

WASHINGTON D.C. — The U.S. Fish and Wildlife Service is reopening the public comment period for a proposed rule to list the monarch butterfly as a threatened species under the Endangered Species Act.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS COUNTY, Mo. – Say the word ...