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

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

The Western population of the monarch butterfly hit a near-record low with fewer than 10,000 found living in California this ...

What is the status of the monarch butterfly in the U.S. and is it listed as threatened or endangered? -- M. Smith, Raleigh, ...

Some research indicates that certain types of milkweed such as Asclepias Curassavica the tropical variety sold at home ...

The Western population of the monarch butterfly has reached the second-lowest level recorded since tracking began nearly ...

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

In the fall and winter, thousands of monarch butterflies flutter into the area's milkweed plants and eucalyptus ... For more information, visit the California Department of Parks and Recreation's ...

Monarch butterfly numbers at Pismo Grove have dropped significantly this year, according to the nonprofit Xerces Society’s ...

On Thursday, the Xerces Society released the results of its 28th annual Western Monarch Count, reporting the second lowest overwintering population ever recorded since tracking began in 1997. This ...

As growth in North Texas booms amid a more extreme climate, solar energy is needed to help stabilize the state’s electrical ...