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 ...

The last five decades have not been good to insects. During this 50-year period, pesticide use and climate change have shrunk ...

Iconic butterflies, known for their striking black-and -orange wings spanning up to five inches, are a beloved sight in ...

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

Monarch butterflies migrate through Delaware from July to September. Find out where to see them in the First State.

First graders in the Yuba County community of Oregon House are planting hope for monarch butterflies, one milkweed at a time.

Climate change, pesticides, and deforestation are all factors contributing to the decline of these essential pollinators.

Among the species hardest hit is the monarch butterfly, with its vivid orange-and-black wings and one of the most ...

Monarch butterflies are the only butterfly species known to make a two-way migration, traveling both north and south each ...

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