A rare tiny butterfly found only in a remote stretch of Northern Nevada will soon gain federal protections under the ...

T he large blue butterfly has a strange life. After munching on wild thyme flowers for a few days, it drops to the ground and ...

After Chequered Skipper went extinct in England some 50 years ago, the reintroduction of the butterfly has been declared a ...

As a caterpillar, a grass skipper butterfly is an architect. It builds its home by weaving skeins of silk, which the ...

An inch-long butterfly at the center of a conflict over a geothermal power plant is about to get a powerful friend — the ...

The reintroduction of a species of butterfly that went extinct in England nearly 50 years ago has been declared a success.

RENO, Nev. — Responding to a Center for Biological Diversity petition, the U.S. Fish and Wildlife Service today proposed ...

As a caterpillar, a grass skipper butterfly is an architect. It builds its home by weaving silk, which the caterpillar uses ...

The U.S. Fish and Wildlife Service proposes Endangered Species Act protection for the rare bleached sandhill skipper ...

The Fish and Wildlife Service found that the project itself was unlikely to harm the bleached sandhill skipper, but that ...

Federal officials have proposed giving a rare Nevada butterfly endangered species status.The U.S. Fish and Wildlife Service ...

The U.S. Fish and Wildlife Service is proposing Endangered Species Act protections for a rare subspecies of butterfly living ...