The monarch butterfly population in the eastern United States has declined sharply — an estimated 80% loss since the 1990s. Among the factors contributing to the decline: Loss of habitat, exposure to ...

Climate change and industrial agriculture have decimated the western monarch butterfly’s crucial food source, threatening the ...

Monarchs are usually seen in Michigan from late spring to early fall.

Monarch butterflies are making their flight north after wintering in Mexico. Here's what to know about one of Earth's fascinating flyers in Michigan.

Journey North, which gathers reports from volunteers across the country, has been tracking the butterfly’s movement since the ...

This article offers essential guidance from Davidson College Professor Scott Villa for Carolina gardeners looking to support monarch butterflies. Native milkweed varieties like swamp milkweed ...

Monarch butterflies are making their flight north after wintering in Mexico. Here's what to know about the fascinating, ...

It's common knowledge that the monarch butterfly is in trouble. However, like the causes themselves, the story of why the charismatic insect isn't faring well has evolved.

The annual migration of monarch butterflies is one of science's great mysteries: millions of monarchs know the correct path ...

Monarchs traveled to a remote part of Mexico, a journey they've made for thousands of years, and wintered there. Now tens of ...