Scientists valued monarch butterflies at up to $6.64 billion, yet their population just hit a near 30-year low. Here's the ...

Monarch butterfly migration is a long journey. Learn how these amazing butterflies make the trip, where monarchs migrate to and why.

Monarch butterflies (Danaus plexippus) have long been known for their impressive migration abilities, with North American species traveling around 3,000 miles from the United States and Canada into ...

Scientists and volunteers explain where to go, when to visit, and how to support this beautiful species. Monarch butterflies migrate to California each fall to escape cold weather and cluster in ...

The monarch butterfly migration is off to a tough start this season — with fewer butterflies than usual fluttering to the Pismo State Beach Monarch Butterfly Grove. As of Wednesday, California State ...

PACIFIC GROVE — Longtime residents love to regale Natalie Johnston about the days when they had to sweep piles of western monarch butterflies off their front porches. They tell tales of teeming ...

Known for their striking orange-and-black wings, monarch butterflies are among the most recognizable insects fluttering about. But beyond their beauty, they are best known for their epic migration, ...

Amid the eucalyptus groves at Natural Bridges State Beach in Santa Cruz, local bug enthusiast Sasha Hernandez squinted through the draping green leaves, searching for flashes of black and orange — the ...