Researchers at the Technical University of Darmstadt and the Helmholtz Center Dresden-Rossendorf have developed flexible ...

California's monarch butterflies are hanging on. But experts say severe winter storms likely led to a decline in this year's ...

Citizen scientists are called on to help with tagging monarch butterflies and find out why their numbers are dropping.

The proposal to list the monarch as a threatened species is not a done deal. The FWS invites comments from the general public ...

We take the graceful beauty of the monarch butterfly for granted. This iconic species undertakes one of the world ... The ...

The monarch butterfly is an iconic species ... This is a great project for schools, involving students in real science and addressing an environmental issue. Each tag has a unique code.

With the recent proposed listing of the monarch butterfly under the Endangered Species Act, the U.S. Fish and Wildlife Service has taken a critical step to protect one of North America’s most ...

The United States is moving to grant federal protections to the monarch butterfly -- a once-common species recognizable by its striking black and orange patterns that has faced a dramatic population ...