The bison were very close to extinction.

Ina the bison has travelled from Innsbruck’s mountains to the mountains of Azerbaijan in one of Europe’s most ambitious ...

Once on the brink of extinction, the mighty bison has made a remarkable comeback. In this video, we explore the incredible story of survival and resilience behind North America's largest land mammal.

The forces of nature were getting more than a little prodding recently on the grassy 1,200-acre reserve outside this village near Spain’s border with Portugal. Five years ago, this reserve was a ...