"Overall, it appears the fall migration of monarch butterflies is under imminent threat, even if the species' overall ...

This increase corresponds with increased plantings of nonnative milkweeds throughout the flyway. Many infected monarch ...

There's more to the journey of monarch butterflies than you may know. Study this monarch migration map to see the route the ...

The increasing intensity and frequency of extreme heat likely compounds stresses on the iconic butterfly, worrying biologists ...

Picture a butterfly. Go ahead, I’ll wait. You likely pictured a striking butterfly with electric orange and black wings and ...

“Texas is an important state in monarch migration because it is situated between the principal breeding grounds in the north ...

Scientists have learned that Monarch butterflies flying through Maryland, on their migration to Mexico, are not getting ...

The first is the increasing prevalence of a debilitating monarch parasite, which has increased tenfold since the early 2000s, ...

With vigorous debate surrounding the health of the monarch butterfly, new research from the University of Georgia may have ...

How do you say that the monarch butterfly is going extinct in the winter while they're perfectly healthy in the summer?

Out of 150 species of butterflies, monarchs are the most beloved, but what does the future hold for our friendly fliers?

As is common to isolated islands, New Zealand has a relatively low diversity of Papilionoidea (butterflies) compared to other ...