More than 47,000 species face extinction today, a figure that grows daily as habitats shrink and human pressures intensify. Among them, twelve species teeter so precariously on the edge that their ...

Photographer Tim Flach has three goldfish and two Burmese cats. The latter, Hunt and Blue, eagerly keep their owner company ...

Two bison in Yellowstone National Park, one rolling in dust near a calm river - Mauinow1/Getty Images America's national parks protect some of the most well-preserved wilderness and ecosystems in the ...

The kiwi is New Zealand's most iconic bird. Round and fuzzy, the bird is flightless and has a long beak that makes it adorable or awkward, depending on who you ask. New Zealanders are even known as ...