David S. Falcone

Yellowstone challenges every animal that lives in this Rocky Mountain wilderness; in summer it pitches them into battle against one another for food, territories and mates, in winter it forces them into a struggle for survival.

A routine drone survey turns deadly when Ryan Johnson, a marine biologist based in South Africa, films a humpback whale being attacked and strategically drowned by a Great white shark. This is a total perspective shift for the creature.

How one of the largest Bull Sharks ever caught off the quiet coast of Florida grew to become a giant of the ocean.

India may be the land of the Tiger, but it is also home to masters of stealth that prowl the deepest of jungles and the highest of mountains. Journey to Ladakh in the Himalaya in search of Snow Leopards - the ghost of the mountains. Then venture into the realm of the smallest of big cats - the Clouded Leopard in the jungles of north east India. Wildlife Cameraman and National Geographic Fellow, Sandesh Kadur is on a mission to uncover their secretive lives.

Follow Cesar Millans rise from impoverished illegal immigrant to celebrity dog trainer to international superstar. Join Cesar as he embarks on his live world speaking tour, films his new television series in Spain and leads thousands of dogs and owners on a Pack Walk in Washington, D.C. Cesar reflects on his humble past, his family life and his ever-evolving philosophy, which inspires people to improve their relationships with their dogs while becoming the pack leader of their own lives.

Cesar Millan takes Las Vegas by storm in an concert-like show where he helps desperate dog owners transform out-of-control dogs live on stage in a Nat Geo WILD special event.