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

Each year, millions of monarch butterflies travel thousands of miles across North America to escape the cold and find ...

Thogmartin and other researchers have evaluated more than 200 scenarios for restoring greater than 1.3 billion stems of ...

the migration of the monarch butterfly. The two will lead an effort to restore winter grounds for the butterflies in Mexico’s Butterfly Biosphere Reserve in a newly funded project, they ...

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

The main basis for the proposal to list monarchs as threatened is that researchers are seeing fewer of the butterflies each year at their overwintering sites. There’s little debate that the monarch’s ...

This year’s featured book is “Flight Behavior,” Barbara Kingsolver’s 2012 novel that explores themes of climate change and ...

The precarious status of the monarch is most directly assessed in Mexico, where each winter the eastern ... and means there are fewer butterflies attempting the fall migration to Mexico.

The monarch butterfly is much beloved ... where they hibernate to survive. After winter, they migrate north, laying eggs and building their population before the cycle repeats, said Tad Yankoski ...