What we did not know is that we now have still prehistoric creatures which are living up to today. Prehistoric sharks remain! It is called as "Frilled Shark" which grows only around 2m.
Frilled shark comes with an eel-like body and people declare that they are like the mythical sea serpent.
Probably the most interesting thing concerning this shark is its teeth! It has 300 unique needle-sharp teeth with over 25 rows! Authorities declare that this prehistoric shark is far older from the dinosaurs. Check you this unbelievable discovery.