Suitable milkweed habitat in Mexico may shift south, fracturing existing migration routes and possibly pushing some ...

The monarch butterfly is iconic in North America — but in Montana, it is a rare sight. That's why when Kathy Ross discovered monarchs breeding in her Bigfork garden last summer, she knew it ...

New research shows climate change may push monarch butterflies farther south and make their long migration harder in the ...

For generations, Oregonians have looked to the skies to witness one of nature’s most spectacular journeys: the migration of the monarch butterfly. But this iconic species is in crisis. Since the ...

To some people, seeing a monarch butterfly has meaning. These orange and black fliers can be a symbol of strength, change and ...

Learn facts about the monarch butterfly, including how how to tell male and female monarchs apart and if monarchs are ...

Biologists found just one monarch butterfly at Ellwood Mesa on Monday during the last butterfly count of the 2025-26 overwintering season. That ...

As temperatures rise, monarch butterflies begin their remarkable trek north, renewing one of North America’s most iconic ...

SMITHTOWN, New York (WCBS) -- A broken wing almost ended a monarch butterfly's journey on Long Island, but a caring hand, and a clever idea, gave it a second chance to fly again. At the Sweetbriar ...

Monarch butterflies that hatch in the spring and early summer live fast and die young at only two to six weeks. But those that emerge in late summer can survive six to nine months. That’s long enough ...

Each year, monarch butterflies migrate between Canada and Mexico, a generational flight with deep environmental resonance.

The monarch butterfly is Illinois' state insect and has held that distinction for 50 years — having been suggested for the honor by third grade classes in Decatur in 1975. But the butterfly is also in ...