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The western monarch butterfly has experienced a 95% dip in population since the 1980s.

Thanks to the tagging efforts of the Loess Hills Master Naturalists, Monarch Watch, an organization based at the University of Kansas that tracks and studies monarch butterflies, has ...

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Monarch butterflies, with their striking orange and black wings, are some of the most recognizable butterflies in North America. But they're in trouble. Monarch caterpillars can only eat the leaves of ...

With a flutter and flap of wings, monarch butterflies soar through the air and float from flower to flower at the DeSoto National Wildlife Refuge in Iowa. Everyone in the Ivey-Caldwell family gives ...

Monarch butterfly sightings thrill gardeners and nature lovers. The world’s most famous and beloved butterfly is renowned for its migration. Multiple generations work their way north during spring and ...

With vigorous debate surrounding the health of the monarch butterfly, new research from the University of Georgia may have answered the biggest question plaguing butterfly researchers. Why are the ...

The once-common orange-and-black butterflies have declined by 90% in recent decades, with the latest count showing the second smallest population on record, according to the Center for Biological ...