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.

A sweeping new study reveals that butterfly populations across the continental United States have plummeted by 22% over the ...

Unless something changes, and changes soon, the monarch butterfly faces extinction. But there is something you can do to help ...

PISMO BEACH, Calif. (CN) — In a small tree grove at the south end of Pismo Beach on California's Central Coast, one visitor ...

The number of monarch butterflies wintering in the mountains west of Mexico City, rebounded this year, doubling the area they ...

A Pennsylvania butterfly farmer says listing the monarch as a threatened species could do more harm than good.

In a world where environmental challenges often feel overwhelming, one determined 8-year-old is proving that age is no ...

Mexican officials and environmental groups say better weather conditions on the butterflies’ migration route caused the ...