Prehistoric Ocean

Mother mosasaurus: sniffing the dead shark (Narrator: The dear scuba diver, you are diving in the beautiful ocean and suddenly found two mosasaurids. Those two are families eating a whole shark, which is, a shark has 130 calories 33% fat, and 67% protein, so a adult mosasaurid should eat about 5,000 sharks about per 5 days. however its impossible to think how many sharks should a mosasaurid eat. So start now.