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

Monarch butterflies, found throughout Arizona, could become one of the next species listed under the Endangered Species Act.

Depending on where they live in the U.S., some monarch butterfly populations could face extinction by 2080 if they aren’t ...

It’s a big day for insects. The U.S. Fish and Wildlife Service announced Tuesday that it is proposing the monarch butterfly ...

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

The U.S. Fish and Wildlife Service (FWS) announced a proposal this week to list the monarch as “threatened” and give it ...

The beloved orange-and-black monarch butterfly is dwindling at an alarming rate across the country. Federal wildlife ...

The proposal would designate as critical habitat parts of seven California counties where monarchs west of the Rocky ...

After a decade of advocacy, the species could now qualify for federal protections under the Endangered Species Act.

Monarch butterfly populations are plummeting due to climate change, and pesticides. Officials propose listing them as ...

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

The larger migratory populations east of the Rocky Mountains, which overwinter mostly in Mexico, are doing somewhat better.