The iconic monarch butterfly is declining across North America. You can help make a difference by providing the species with ...

Like many other insects, a single female monarch can lay hundreds of eggs. And because milkweed ... to help rescue a threatened species by raising butterflies – but this could be counterproductive.

But monarchs cannot survive without milkweed, as they eat only milkweed, and it is the only plant on which monarch butterflies will lay their eggs. Shifting priorities ... a couple of dozen tiny ...

Tom Wirt pointed to a cluster of blue blossoms in his back yard and said, “That’s the key to monarchs.” The butterfly, that is, as monarch caterpillars eat milkweed exclusively. This ...

Before National Geographic published its famous August 1976 cover story detailing the search for the monarch butterfly’s wintering ... eventually stopping to lay eggs once they find milkweed.