It depends on the species.
Piranhas live in schools.
Piranhas hunt in large shoals. By attacking together this way, they can quickly devour their prey.
Piranhas normally live in large groups that swim and feed together. Piranhas prefer to feed on dead on injured prey as killing large prey requires a great deal of energy.
no piranhas are not in jamaica
Yes!!
Groups of adult piranhas eat geese and herons.
They don't. Piranhas live in rivers, fresh water.
The piranhas will kill and eat any animal alive in water in large groups.
Piranha's generally occur in small groups of about 20
Piranhas and Anacondas are originally from South America.
No, they live in big groups.
No, they are like most cetaceans and live in groups.