If you want to see a wild island fox, you have to visit the remote Channel Islands off the coast of Southern California. This special species doesn’t live anywhere else.
Biologists were alarmed in the mid-‘90s to discover that these foxes had suddenly and mysteriously started to disappear. In 1993, more than 1,500 had roamed the largest of the islands, Santa Cruz. By 2001, fewer than a hundred remained. Extinction seemed imminent. But why?