Tigers once roamed from Turkey to China and as far north as Russia and south to Indonesia. Today, they inhabit around 6% of their ancient grounds and are on the brink of extinction. These beautiful ...

The Sumatran tiger is the rarest tiger species in the world and is critically endangered in the wild. Native to the islands of Indonesia, this powerful apex predator plays a vital role in its ...

Officially, Earth boasts roughly two million species. Unofficially, scientists suspect there could be millions — perhaps over 100 million — more. Each year, scientists add thousands of new species to ...