Extinction Countdown

The gigantic Ozark hellbender salamander is in trouble in the wild, but one zoo — and a hard-working team — is helping to boost its populations.

Carcharhinus obsolerus (that’s Latin for “extinct”) swam in the waters of the western Pacific, but it hasn’t been seen in 80-plus years.

The death of a snail named George on New Year’s Day marked the extinction of his species. Saving the rest of Hawaii’s unique snails is a race against time — but not one without hope.

It’s going to be a rough year, but we’ll also see some progress.

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.