Many gardeners will tell you that aphids are the bane of their existence. According to a new study from the University of Florida, these tiny pests also pose problems for the iconic monarch butterfly.

You see monarch caterpillars, you see monarch butterflies — but why don't you see a monarch chrysalis? Here's what makes them ...

Milkweed is the host plant for butterfly enthusiasts who want to attract monarch butterflies. When the monarch discovers the milkweed, she lays her eggs on it. Once the eggs hatch, the small ...

When Lorraine Kells first came upon two sprawling Chicago Park District flower beds near Diversey Harbor, she saw weeds and cigarette butts. But eight years later, a dazzling array of wildflowers ...

The iconic monarch butterfly is declining across North America. You can help make a difference by providing the species with its food plant: milkweed. A monarch butterfly gliding over a field on ...

HACKENSACK, N.J. — Plant some milkweed in your yard this year — and you can help save the monarch butterfly. Monarch butterflies, well-known for their unique migration from across the United States ...

You've probably seen monarch butterflies, and maybe monarch caterpillars, but there's a lot to learn about the monarch life cycle stages.

Monarch butterflies, with their striking orange and black wings, are some of the most recognizable butterflies in North America. But they're in trouble. Monarch caterpillars can only eat the leaves of ...

Last weekend, Salisbury had a hand in one of the largest natural migrations taking place across the U.S., and it happened in ...

When oleander aphids infested tropical milkweed, monarch butterflies laid fewer eggs on the plant, and the caterpillars developing on those plants were slower to mature. Many gardeners will tell you ...

During a recent visit, Kells, who started the garden and now tends it with a crew of volunteers, gently turned over milkweed leaves, finally revealing a pale monarch butterfly egg — so small it was ...