Biologist Niall McCann travels around the world investigating how climate change, deforestation, over-population and more are increasing human animal conflict.

Biologist Niall McCann travels around the world investigating large or fierce animals: getting closer than most humans should. He's making new discoveries and learning about the impact of global warming, habitat destruction and human population growth: often leading to human-animal conflict. In this season. he'll be working with Polar Bears (ep 1) now increasingly on the attack in Northern Canada, King Cobras (ep 2)and other venomous snakes in India, Texas Gators (ep 3) on the move with increasing storms and flooding, Elephant (ep 5) attacks in India, Wild Horses (ep 4) eking out an existence in shrinking habitat and Leopards (ep 6) living in and around Mumbai, India.—Peter von Puttkamer