Subscribe | UPI Odd Newsletter Subscribe Oct. 22 (UPI) -- A boat crew captured unusual video of a fearless seal chasing great white sharks in South Africa's Mossel Bay. The video, recorded Tuesday, shows the shocked crew of a shark diving boat watching as the brave seal disregards its safety by chasing after the great white sharks. Advertisement The crew jokingly dubs the seal "Chuck Norris" after the tough-guy actor. "Seal chasing a shark, never thought I'd see the day," the filmer says. The crew members express shock that the sharks are ignoring the potential meal. "Sharks are vegetarians," one surprised crew member jokes, "that's the conclusion of today." Read More Great white shark attacks fishing boat to defend crab pot Australian real estate agent tosses shark out of oceanside pool Great white shark appears in water next to bodyboarder Turtle escapes shark, shark charges toward diver