A camper is attacked in Alaska, and a tourist killed in Norway. On both occasions the assailant has been a bear. As attacks become more common, scientists examine the causes of this behaviour.
In a Sierra Leone animal sanctuary, three tourists and their driver are brutally attacked by a huge chimpanzee. Investigators set out to discover what caused this intelligent animal to attack humans.
After 30 years of observing brown bears in Russia, Vitaly Nikolaenko was killed by one of these giant animals. An investigation tries to uncover why Vitaly ignored the warning signs.
The brush land of South Africa is a dream destination for eco-tourists, but when a group of them are suddenly attacked, investigators look at similar attacks in the region for clues as to why.
On the remote Komodo Island in Indonesia, a young boy finds himself in a fight for his life with a Komodo Dragon, the largest lizard in the world. Experts explain why humans have become the hunted.
On Norway's Arctic island of Spitsbergen, two co-eds are attacked by a polar bear. Two other attacks lead investigators to discover the cause of the animal's disturbing behaviour.