A proposal to list the monarch butterfly as threatened under the Endangered Species Act may not be finalized anytime soon, ...

Volunteers plant hundreds of milkweed plants in hopes of supporting the dwindling Western monarch population in California.

For years, planting milkweed was the go-to way to help monarchs. Now, scientists say it may be fueling a parasite that’s ...

You see monarch caterpillars, you see monarch butterflies — but why don't you see a monarch chrysalis? Here's what makes them ...

Mayors or community leaders who take the pledge must commit to carrying out at least three of the 30 available actions listed ...

Texas' official state insect is on its way from Canada to Mexico — and you may be just in time to witness the remarkable ...

It's been an unusually hot fall in Texas, and that may explain why the iconic southbound march of the monarch butterfly ...

The community organization Alas Mayas (Mayan Wings) has detected a new migratory route for the monarch butterfly that crosses ...

It is too early to get a good sense of the population health of the monarchs — peak migration season is November through ...

BOISE, Idaho — As fall settles across the Northwest, the crisp air isn’t just a signal for changing leaves, it’s also nature’s cue for monarch butterflies to begin their long journey south. Each year, ...

A once-powerful monarch, weakened by illness, is overthrown by her previously loyal subjects. But in honey bee colonies, such ...

Around this time of the year, monarch butterflies pass through Dallas on their long migration to Mexico. These bright orange travelers bring a splash of color to local gardens and parks as they rest ...