The tigers of Nepal are becoming increasingly hungry for human meat. Filmmaker Gordon Buchanan investigates a tigress who has earned a reputation as a serial killer.

In Mumbai, where leopards live in close proximity to people, fatal attacks are common. Something is turning these animals into maneaters. Filmmaker Gordon Buchanan visits India to find the answer.

Wolf attacks on people are extremely rare. Filmmaker Gordon Buchanan investigates what led to a woman's death in only the second fatal wolf attack in America's history.