pacu fish

The ocean always contains many mystical and strange things. Conquering the vast ocean is always the desire of scientists. On the journey to find new things hidden beneath the

Rocky grouper, leather turtle, Pacu fish, goblin shark are three of the world's most terrifying mammals.

The pacu fish, the close relative of the dangerous carnivorous piranhas, suddenly appeared in the western city of Kaliningrad (Russia), on the Baltic Sea.

Pacu fish are creatures with human-like teeth. Unlike other species in the list, Pacu fish is omnivorous fish, favorite food is fruits and nuts.