we start in dania beach in florida. a guy fishing and i have to say, this guy having a really good day when it comes to fishing. he catches about five fish but doesn't catch all of them. there's something in the water besides his fish. there is a shark there. >> oh, boy. >> notice something missing there. >> yeah. >> i saw the shark right here right next to me. >> lo and behold the shark does take a bite out of something else he does catch on the line. >> oh, my god. another shark. what the hell? >> it was only the head. >> another shark. >> you do see at one point something does swim under the boat. >> put your feet in. >> oh. shark. >> now we jump over to darwin, australia, where we have a charter fishing boat and this guy has a fish and you can see in the video from juken there's a fight for it. this time a hammerhead. this shark, too, took a bite out of the fish but they still got the whole fish intact this time. >> how cool is that, man. >> give you guys a brief history lesson of a town in argentina. back in 1985,