Vertebrate.
just about anything
Piranas & Anacondas
Salt.
No
yes. they do. like any normal fish.
aligators an sometimes piranas
bears and some people feed them to piranas
Yes they can so if you want piranas careful with the feeding
eat me- all piranas
Learn where sharks, piranas, and octopuses live and what they eat. Then check statistics on the rate that they kill or eat swimmers.
Yes, you can eat piranas. Many indigenous tribes in the Amazon basin rely on pirrana and other fish like it as their main food sources.