The butterfly population in the U.S. has dropped more than 20% over the past two decades. Some species living in Connecticut ...

More than 60 hectares (148 acres) of new butterfly habitat have been created in the Midlands in a bid to help rare species.

Crew members work on the mast of the Cuauhtémoc, a masted Mexican Navy training ship, at Pier 35 after it collided with the Brooklyn Bridge, Sunday, May 18, 2025, in New York. Trump plans to sign the ...

We are on the cusp of losing the integrity of one of the most significant environmental acts ever enacted in the United States. Why should this matter? As the Pulitzer Prize-winning evolutionary ...

The northern metalmark butterfly, an endangered species in Connecticut, saw a national increase by 164%. In recent years, experts have been working to restore its native habitat and food sources ...

The Trump administration’s shrunken Fish and Wildlife Service faces three high-profile Endangered Species Act decisions ...

A fossil of a butterfly now believed extinct that was discovered in western Japan 37 years ago has been identified as that of a new species of the insect.