Megalodon

Picture of this you’re swimming through the ancient oceans it doesn’t seem too different. They’re still turtles fish even sharks swimming around, but then you get an area you turn around to see a colossal shape in the distance. It rushes at a small shark and swallows it hole this would be megalodon Nearly 8 times heavier than the largest Tyrannosaurus Rex‘s this is the largest predatory animal that has ever lived on earth