The Trump administration has delayed a decision on whether to extend federal protections to monarch butterflies indefinitely.

The iconic monarch butterfly is declining across North America. You can help make a difference by providing the species with its food plant: milkweed. A monarch butterfly gliding over a field on ...

WILLMAR--The monarch butterfly is a welcome summer visitor to Minnesota, but in the past few years the butterfly population has suffered severe setbacks. Weather, lack of habitat in its wintering ...

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"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." This perennial herb (yep, this pretty flowering plant is technically an herb) should be on every gardener ...

Monarchs, as caterpillars, prefer the leaves of milkweed. Milkweed produces glycoside toxins to deter animals from eating them, monarch have evolved immunity to these toxins. When they feed, monarch ...

Students at K.O. Knudson Middle School have successfully convinced Mayor Shelley Berkley to sign the Mayor's Monarch Pledge, ...

Karen Oberhauser was scrambling up a mountain about 100 kilometers northwest of Mexico City when she began to fear for the future of the monarch butterfly. It was the winter of 1996–1997, and ...

The red and yellow blooms of tropical milkweed, Asclepias curassavica, are ubiquitous in North Florida butterfly gardens. This non-native milkweed has exploded in popularity as demand for milkweed ...

This is not a drill. California is poised to lose the Western monarch butterfly and its mysterious annual migration from the continent’s Western regions to the coastal areas between Baja and Mendocino ...

DEAR JOAN: I was excited to see a monarch butterfly in the front yard. Today was the second sighting and (the butterfly) seemed to be mostly interested in the lantana. I have had milkweed in the ...