The CA red-legged frog is considered a federally threatened species under the Endangered Species Act and a state Species of ...

"We're not just here to showcase animals." Experts celebrate first-ever birth of vulnerable species in wildlife reserve: ...

Birds-of-paradise have captivated the planet with their elaborate plumage and idiosyncratic mating dances. Some species ...

Amphidromous fish—which migrate between freshwater streams and the sea—can move between habitats thanks to ocean currents.

Endangered species face a barrage of threats from human activities. We owe them a place to call home. Lisa H. Sideris is a Public Voices fellow of The OpEd Project and the University of California .

Eastern monarch ­butterflies doubled in population. According to a new report, the butterflies occupied 4.42 acres in central Mexico’s forests over the winter, up from 2.22 acres the previous ...

For 50 years, the Endangered Species Act has provided bedrock legal protection for nature’s most vulnerable, including 1,684 plant and animal species native to the United States and the ...

A proposal on Endangered Species Act has some conservationists in Connecticut alarmed rollbacks could endanger vulnerable species in state.

President Donald Trump’s administration is proposing a change to the Endangered Species Act that environmental groups say will kneecap habitat protection and lead to extinction of vulnerable ...

Among the wildlife experts that helped form the list includes a group of researchers in the Department of Natural Resources and the Environment at the University of Connecticut ...

Fireflies are harbingers of sweltering midsummer heat, but the regional renaissance is tied to conditions in the spring.

An underwater species that was once believed to have gone extinct some 70 million years ago was recently spotted in what became a rare photoshoot for the fish. Researchers found the coelacanth ...