The Trump administration has delayed protections.

The Western monarch population has plunged more than 95% since the 1980s, and has a more than 99% chance of extinction by 2080. Western monarchs primarily spend winters along the California coast.

The Endangered Species Act is no help yet.

How five proposed Trump Administration changes threaten protections for struggling species in the San Francisco Bay Area.

Monarch butterflies return to California for the winter in November in Santa Cruz, California. The U.S. Fish and Wildlife Service is taking steps to list monarch butterflies as a threatened species ...

U.S. wildlife officials announced a decision Tuesday to extend federal protections to monarch butterflies after years of warnings from environmentalists that populations are shrinking and the beloved ...

MADISON, Wis. (AP) — U.S. wildlife officials announced a decision Tuesday to extend federal protections to monarch butterflies after years of warnings from environmentalists that populations are ...

Citizen scientists and volunteers have counted over 233,300 monarch butterflies across the western United States as part of Xerces Society’s 27th annual count. Despite ongoing efforts to save the ...

SACRAMENTO, Calif.— The California Fish and Game Commission voted unanimously today to declare the Quino checkerspot butterfly a candidate species under the California Endangered Species Act, granting ...

MADISON, Wis. — U.S. wildlife officials announced a decision Tuesday to extend federal protections to monarch butterflies after years of warnings from environmentalists that populations are shrinking ...

Add Yahoo as a preferred source to see more of our stories on Google. A monarch butterfly at the Coastal Access Monarch Butterfly Preserve in Los Osos, Calif., on Jan. 20. (Gary Coronado / Los Angeles ...

State officials granted temporary protections to the Quino checkerspot, setting up a review — and a new flashpoint in the housing-versus-conservation fight. SACRAMENTO, California — California ...