Not Megalodon, these 5 species are truly the strongest monsters of the ancient ocean
In the 4.6 billion year history of the Earth, whether it is the deep blue ocean or the vast land, there have existed some terrifying creatures that humans cannot imagine.Video: Learn about the most powerful crocodiles in history
Crocodile is a reptile famous for its aggression and danger not only because of its large size but also because of its scary jaws.