Mountaintops host some of the world's most diverse butterfly species, but climate change could transform these habitats into ...

The state Department of Fish and Wildlife announced last week it is proposing to classify a local San Juan Islands butterfly ...

Monarch butterflies are making their annual journey north out of Mexico to their summer breeding grounds. See where they've ...

This comes as the insects are rapidly declining and are under consideration for Endangered Species Act protections.

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