Protected since 1975, grizzly bears have gradually returned to the U.S. West. Shy animals, they are fierce guardians of their cubs and food supplies if people blunder into their…

Before his untimely death, Takaya, a rare and curious sea wolf from British Columbia, captivated the imagination of many – and sparked old conflicts about conservation, Indigenous…

Will space-age technology help save the largest fish on Earth – the whale shark? Despite their size, whale sharks are threatened by overfishing and the appalling practice of…

Wolves were hunted to near extinction across the U.S., leading to ecological disaster. The 1995 release of wolves in Yellowstone Park led to an unexpected revival of animal and…