The monarch butterfly's migratory journey from Canada —through Oregon — to Mexico is a breeze compared with the federal ...

Climate change is altering butterfly habitats, turning their species-rich, mountain refuges into traps, finds new research by ...

The U.S. Fish and Wildlife Service has reopened the public comment period for a proposed rule to list the monarch butterfly ...

The U.S. Fish and Wildlife Service has announced the reopening of the public comment period for a proposed rule to list the ...

The survey helps the state decide which of Maine’s butterfly species are endangered, threatened or of special concern. About 20% of the 120 butterfly species found in Maine have special ...

Monarch butterflies are making their flight north after wintering in Mexico. Here's what to know about the fascinating, fragile traveler.

The monarch butterfly population has declined in recent decades, leading to a proposed listing as threatened under the Endangered Species Act. People can help monarch butterflies by planting ...