According to the U.S. Fish and Wildlife Service, their wings have a dark gray-brown color at the top, and their hindwings have a dark spot and an irregular dark line. The scarce butterfly can be ...

This extremely rare subspecies of butterfly lives in alkali wetlands in far northern Nevada. The skipper faces threats from declining groundwater levels due to agriculture use and a proposed ...

Butterfly conservatories provide a rare chance to see the colorful world of butterflies in their natural surroundings ...

A study compiled data from more than 76,000 butterfly surveys across the continental U.S. The declines seen in the last 20 years alarmed researchers.

“Endangered species protections can help ensure this rare butterfly is still here for future generations.” Only about 1,000 of the butterflies were found in recent annual surveys, according to ...

Because their unique, colorful wings make butterflies ... It's not just about these eight rare species; it's about all butterflies." ...