Scientists used tiny new sensors to follow the insects on journeys that take thousands of miles to their winter colonies in ...

This year, 500 monarch butterflies began their annual migration wearing a tiny tracker that weighs less than a grain of rice.

The Monarch butterfly migration across Texas is one of North America’s most extraordinary natural events. Each year, millions ...

Mexico's Butterfly Biosphere Reserve. Butterfly Pavilion is the first Association of Zoos and Aquariums (AZA)-accredited, standalone, nonprofit invertebrate zoo in the world and a leader in ...

Monarch butterflies undertake a migration journey spanning 3,000 miles. That journey mirrors many migrants' experiences, ...

Each fall, millions of monarch butterflies fly across Texas skies on their 3,000-mile journey to the mountains of central ...

MEXICO CITY (AP) — The first monarch butterflies have appeared in the mountaintop forests of central Mexico where they spend the winter, Mexico’s Environment Department said Saturday. The first ...

Oklahoma residents witness large monarch butterfly migrations; experts urge planting milkweed and reporting sightings to track populations.

DALLAS — Fall is officially here in Texas, and as the leaves turn color, something else orange will be visible in nature: the monarch butterfly. During the fall season, monarch butterflies will ...