After decades of rumors and searches, the existence of a two-foot-long amphibian called “the reticulated siren” has finally been confirmed.

A newly discovered plant genus could be wiped out by dams and mining. Could giving it a name save it from extinction?

A bid to remove the bird from the Endangered Species Act has emerged once again — long after the disappearance of the organization that proposed its removal.

Conservationists fear this will stimulate demand for poached animals while making it harder to enforce existing laws.

Small, remnant populations might look like they’re doomed, but a new study says they could still deserve protection.

A new study — the first of its kind — finds that the world’s conservation areas fail to protect hundreds of rare cactus species.

Researchers have identified a new tree species in Cameroon, but it only grew in a landscape that has now been destroyed by agriculture.

The extinction of the Christmas Island flea — and the current risk to other parasites — shows a major gap in conservation efforts.

At least 95 percent of Madagascar’s beloved primates are now at risk, conservationists warn.

Experts worry this booming trade could doom the big cats in the wild.