Wildlife officials are considering adding the monarch butterfly, which migrate to California's coast each fall, to the ...

The U.S. Fish and Wildlife Service on Tuesday proposed to add the monarch butterfly to the threatened species list.

Environmentalists say monarch populations are shrinking because of warmer temperatures from brought on by climate change, ...

Federal wildlife officials on Tuesday proposed protecting the striking long-distance migrators under the Endangered Species ...

The U.S. Fish and Wildlife Service plans to add the butterfly to the threatened species list by the end of next year ...

The U.S. Fish and Wildlife Service, a division of the Interior Department, on Tuesday proposed listing the monarch butterfly ...

For more than 50 years, the ESA has been an effective catalyst for on-the-ground collaborative conservation, promoting the ...

U.S. wildlife officials announced a decision Tuesday to extend federal protections to monarch butterflies after years of ...

The western monarch population has declined more than 95% since the 1980s, according to research from the Xerces Society for ...

Millions of western monarch butterflies once visited Oregon and other Western states each spring to drink flower nectar, pollinate plants and lay their eggs after wintering in forests in coastal Calif ...

The U.S. Fish and Wildlife Service plans to add the butterfly to the threatened species list by the end of next year ...

U.S. officials decided to extend protections to monarch butterflies after warnings from environmentalists that populations ...