Federal wildlife officials on Tuesday moved to add the monarch butterfly to its endangered species roster, citing decades of steep population decline of the striking black-and-orange insect.

The monarch butterfly population continues to shrink due to factors such as climate change. People working to help the ...

After years on hold, the U.S. Fish and Wildlife Service (“USFWS”) is moving forward with a proposed rule to list monarch butterflies as ...

On December 12, the US Fish and Wildlife Service (FWS) issued a proposed rule to list the monarch butterfly as a threatened species under ...

This month, the U.S. Fish and Wildlife Service began seeking public input on a proposal to list the species as threatened with ... The proposal to list the monarch butterfly, and designate ...

New protections for monarch butterflies are in the works as the U.S. Fish and Wildlife Service proposes a new rule.

EPA must better assess the dangers of pesticides, especially in monarch breeding habitats in state’s Central Valley.

Will protecting monarch butterflies under the Endangered Species Act improve their chance of surviving? Not necessarily, 2 entomologists caution.

The U.S. Fish and Wildlife Service proposed listing the once-common monarch as threatened under the Endangered Species Act, and designating coastal California sites where the butterflies spend ...

Adult monarch ... the species say proposed federal protections could boost existing efforts. The U.S. Fish and Wildlife Service is planning to add the monarch butterfly to a list of threatened ...

The U.S. Fish and Wildlife Service is proposing federal protections for the monarch butterfly. Last month, the service ...