megalodon was a prehistoric shark that conservative estimates place at around 16 metres ft) long. For scale, the biggest example of the largest living fish species today -- the whale shark -- was metres ft).
Extreme ~ Great white sharks are like the grizzly bears of the sea. What may start as a peaceful and beautiful encounter can go completely south in a split second. Wild animals must ALWAYS be treated with respect and caution.
Sharks only kill 5 people a year. But humans kill 4 million sharks. They have been an apex predator in our oceans a for millions of years and by us invading their habitat have fatalities occurred (Great White Shark by George Probst)