Naturalists working in the mountainous forests of Sri Lanka's Peak Wilderness Sanctuary have uncovered no less than eight new species of frogs, nearly all of them critically endangered.

A recent paper by Caterina Wiedemann describing her success in freezing and thawing the egg cells of several different cat species is raising an interesting question about our efforts to preserve endangered animals. We've got a doomsday seed vault in the Arctic, so why not create egg vaults, too?

The Twycross Zoo in Leicestershire, U.K., has just announced the birth of an endangered Western Lowland gorilla. Born to parents Ozala and Oumbi on January 3, the yet-to-be-named baby's gender is still not known, because the mother is guarding it carefully.

Meet Nicky, an impossibly cute blind baby rhino that is currently under the care of Mike Watson and his team of conservationists at Lewa Wildlife Conservancy in Kenya. Nicky has been living with them since he was one month old, after the conservationists noticed him in the wild getting all confused and aimlessly…

Camera-trap photos are a little like teddy-bear-camouflaged nanny-cams for endangered or hard-to-photograph species, which makes the winners of this year's BBC Wildlife's Camera-trap Photo of the Year competition some of the most candid wildlife portraits out there.

Brazilian scientists have announced that they are moving ahead with plans to clone a number of endangered species, a list of animals that includes the jaguar, maned wolf, and black lion. The groundbreaking initiative is being conducted by the Brasilia Zoological Garden in partnership with the Brazilian government's…

Back in 2006, Chinese scientists released a panda named Xiang Xiang into the wild as part of their effort to increase population levels. Unfortunately, Xiang Xiang was killed a year later when he got into a fight with wild pandas. Hoping to avoid a similar setback, scientists have now released a second panda into the…

The Javan rhino is incredibly rare and endangered — and now we hope they'll get safeguarded better than ever, following a quadrupling of cameras used to monitor the critically endangered giants.

Tigers are exceedingly rare. They're also very solitary creatures. So why are there 11 of them gathered in this photograph?

Researchers who synthesized an artificial sex pheromone have just discovered that it's most useful application so far is . . . killing cockroaches?