Each year, millions of monarch butterflies travel thousands of miles across North America to escape the cold and find ...

In 2023, more than 16,000 butterflies were counted at one local grove. The most recent count was a tiny fraction of that.

The U.S. Fish and Wildlife Service is taking steps to list monarch butterflies as threatened species and designate seven ...

The Xerces Society, a conservation group dedicated to invertebrate protection, announced disheartening news for insect ...

Scientists are grappling with a stark population decline of the western monarch butterfly after the species’ numbers hit a ...

Thogmartin and other researchers have evaluated more than 200 scenarios for restoring greater than 1.3 billion stems of ...

The main basis for the proposal to list monarchs as threatened is that researchers are seeing fewer of the butterflies each year at their overwintering sites. There’s little debate that the monarch’s ...

Monarch's multigenerational migration is legendary — a journey of up to 3,000 miles from Mexico ... monarchs are ambassadors of nature in people's gardens and symbols of summertime outdoors. In Mexico ...

Western monarch butterflies migrate from Arizona, Nevada, Oregon, Washington, Idaho, Utah and inland California to coastal California to stay warm and conserve energy during the winter.

The Monarch Ultra introduces viewers to the epic monarch migration — and the local runner who followed the butterflies all ...

A monarch butterfly feeds at Cape May Point State Park in Lower Township, N.J., Wednesday, Oct. 14, 2020.Get Photo Monarch butterflies roost as the sun begins to set at The Nature Conservancy's ...