Video shows an onslaught of piranhasThey devour chunks of meat in seconds.
A Brazilian video, over 3 million views on Youtube, It shows the incredible violence of piranhas after a man throw meat in water: dozens of carnivorous fish fight each other to get to the meat, that is devoured in seconds.
Piranhas are very fast and have very strong jaws. They often swim in groups to avoid being hunted by other animals. They are aggressive predators and dangerous.