The saola is a real and documented animal, but it remains a mystery to most experts and researchers. A forest-dwelling bovid ...

The Sumatran tiger is the rarest tiger species in the world and is critically endangered in the wild. Native to the islands ...

Freshwater extinctions rarely happen overnight, especially in a habitat as large as the Yangtze River. However, it’s still ...

Some of Earth’s rarest animals are so elusive they feel more like folklore than flesh and bone. We often think of endangered animals as elephants, tigers, and rhinos, creatures whose plights are ...

Step into the hidden corners of the natural world as we explore some of the rarest animals on Earth. Each of these extraordinary creatures is teetering on the brink of extinction, fighting for ...