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 ...

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 ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Felines comprise all cat species, from domestic cats to big ...