Monarch butterflies depend on the milkweed plant as the only food source for its larvae, but the monarchs benefit from the ...

Urban monarchs formed isolated populations with limited impact on migratory butterflies, suggesting city habitats can support ...

The team of volunteers is trying to save monarch butterflies by cultivating milkweed — the only plant where they lay eggs.

Monarch butterflies are famous for their annual migrations, but not all migrate. In recent years, more and more monarchs have ...

Every fall, an incredible migration occurs through the state of Indiana, where millions of tiny monarch butterflies fly on ...

Butterflies are disappearing at an alarming rate in the US. Find out which species are the most impacted and what can be done ...

To survive a drop in temperatures over winter, monarch butterflies go into diapause – often called overwintering or ...

The Trump administration’s shrunken Fish and Wildlife Service faces three high-profile Endangered Species Act decisions ...

The monarch butterfly is an iconic species. Their migrations span thousands of miles, taking upwards of three generations of ...

Monarch butterflies uniquely make a two-way migration every year! Read here to learn where they travel in Arizona.