In America's wild West, predator and prey go head to head in epic battles of survival -- but what happens when animals turn on their own kind to win food, territory and rights to the bloodline? Footage of America's most iconic animals fighting it out is captured in stunning HD and slowed down to reveal every gut-wrenching and flinch-inducing moment.

Sailing around the world to reveal what happens when nature's fiercest shore dwellers turn on their own kind, as we expose the coastline's toughest and meanest animal fights. Home video footage and stunning HD, combined with super slow-mo action replays, break down each battle in striking detail -- from the moment a polar bear aims its massive jaw at a rival's neck to incredible images of shark embryos fighting for their lives inside their mother's womb.