This year’s count of 4.42 acres of occupied forest habitat is nearly twice as large as last year's, but eastern monarch ...

The population wintering in central Mexico's forests occupied 4.42 acres, up from 2.22 acres during the previous winter.

The USDA said current pesticide regulations are adequate to protect monarch butterflies, commenting on a proposal to list the king of butterflies as a threatened species. In a letter to […] ...

Monarch butterfly populations are declining, with western numbers at a record low, prompting conservation actions.

The monarch butterfly is one of many insects threatened by human-caused means, but Monarch Watch may have a solution.

The population of the eastern monarch butterflies in Mexico doubled this past winter season, according to a WWF survey.

What sounded like leaves rustling in the wind was the flickering wings of thousands of monarch butterflies as they flitted ...

The Monarch Butterfly, Danaus Plexippus, is a very recognizable butterfly. If you have not had the pleasure of observing one, ...

The U.S. Fish and Wildlife Service’s proposed listing of the monarch butterfly as a threatened species would allow crop ...

The number of monarch butterflies overwintering this year in Mexico has nearly doubled, according to the 2025 annual census.

National Plant a Flower Day is all about celebrating the beauty of flowers. Planting them can also help save pollinators like ...

The monarch butterfly population has rebounded from a near record low number in 2024, according to the latest annual survey ...