Nat Geo WILD relives the close encounters and rare sightings all caught on tape by unsuspecting amateur and professional filmmakers. Cameras roll as a peaceful fishing day turns frightening as a man is viciously attacked by a goose. Dive into crystal-clear waters in Mexico as two killer barracudas swim over the shoulder of a diver and violently tear apart a fish. Experience an adrenaline rush as two male bears fight over a female. The amazingly fast and unforgiving battle is all caught on film.