As the years go by, more and more species of animals reach the brink of extinction or disappear completely. The health of the ...

The U.S. Fish and Wildlife Service proposes listing the monarch butterfly as threatened due to a significant population decline.

The Shortnose Cisco was thought wiped out by invasive species and overfishing decades ago from where it was known to live, in ...

Scientists say more than 9,000 non-marine invertebrate species have gone extinct in Australia since Europeans arrived in 1788 ...

The genome of a once-endangered songbird shows extensive signs of inbreeding, according to a new study by Penn State ...

A new study projects biodiversity threats if global warming speeds up. Under the most extreme scenarios, about one in three ...

Conservationists say five Hawaiian crows have been released on Maui for the first time as part of an ongoing effort to return ...

Conservationists say five Hawaiian crows have been released on Maui for the first time as part of an ongoing effort to return ...

Hutias are a strange group of rodents living on various islands of the Caribbean. Although big, and sometimes looking a ...

A biologist at the University of Connecticut has found evidence that up to a third of all species alive today could go ...

Lizards are ancient creatures. They were around before the dinosaurs and persisted long after dinosaurs went extinct. We’ve ...

Five Hawaiian crows were released back into nature for the first time on Maui. Researchers said the bird, known as the alala, ...