After hanging in the shape of a "j" for hours, a Monarch caterpillar sheds its skin to start the process of becoming a butterfly. This unzipping takes about a minute, revealing new colors and shapes t
Dan Ashe has devoted his career to conservation. He’s currently focused on saving the monarch butterfly—an effort that can take flight with help from a little strategic gardening.
Monarch butterflies are quickly disappearing, and the loss of essential milkweed is a major culprit.
Gene maps of monarch butterflies and related species suggest that an ice age shift explains their migrations, a study team suggests.
The colorful insect's migration across the North American continent is one of the greatest natural events on Earth.
I have a special connection to monarch butterflies. If you’ve been to my Mexican restaurant in Washington, DC, you may understand.