Although mysteriously extinct, they dominated the prehistoric ocean and became the terror of other sea monsters.
This underwater reptile possesses a huge skull and body length of up to 15.24m. Their bait is 4 times stronger than the T-rex tyrant dinosaur.
An American researcher has discovered huge prehistoric shark teeth. This giant tooth has all 182 fossil teeth, many of which are 17 - 18cm long.
The most powerful bite of all time is the possession of the prehistoric giant shark Megalodon. Its biting makes T. T. Rex dreadful.
The giant sea monsters below have once been the fear of the sea inhabitants. Nothosaurus is a bloodthirsty predators. They have very sharp teeth, pointed out. This species often
The creatures are almost