The Fender’s blue butterfly, found only in the Willamette Valley, is moving off the endangered species list. The U.S. Fish and Wildlife Service has announced the butterfly will be reclassified as ...

The Fender’s blue butterfly has fluttered away from the brink of extinction. The species, once so rare it was thought to be extinct, is no longer considered endangered, according to a January 11 news ...

Federal regulators have designated more than 5,200 acres high in the Spring Mountains as critical habitat for the endangered Mount Charleston blue butterfly, including one of the easiest places to see ...

Federal officials have identified more than 5,500 acres high in the Spring Mountains as critical habitat for the endangered Mount Charleston blue butterfly. The proposed designation is aimed at ...

Coinciding with LA Fleet Week, the Palos Verdes Peninsula Land Conservancy joined U.S. Navy Rear Admiral Brad Rosen for a release of endangered Palos Verdes Blue Butterflies at historic breeding ...

PORTLAND, Ore.— The U.S. Fish and Wildlife Service today proposed downlisting the Fender’s blue butterfly from endangered to threatened under the federal Endangered Species Act. The proposal is based ...

LAS VEGAS— The Center for Biological Diversity filed a notice today of its intent to sue the Trump administration’s U.S. Fish and Wildlife Service for failing to protect the endangered Mount ...

The endangered Palos Verdes blue butterfly, a thumbnail-sized creative that lives for less than a week, is making a comeback — with a lot of help from conservationists. The blue butterfly, native to ...

TWIN LAKE, MI – Several small, silvery-winged butterflies flitted among the native spotted bee balm and butterfly milkweed growing under the hot, summer sun at Muskegon State Game Area. Wildlife ...

Editor’s note: This is the first in an occasional series about endangered species and climate change in New Hampshire that InDepthNH.org will focus on in the coming year. THOMPSON AND MESERVE’S ...

State butterfly biologists Heidi Holman, left, and Heather Siart scout for frosted elfin butterflies in the Concord pine barrens, where the endangered Karner blue butterfly was reintroduced nearly 20 ...