Most omnivorous fish will eat small fish, and predatory fish eat other fish as a way of life. They are called piscivorous fish.
That's how you tell which ones are male or female. The male fish follow a female. It's probably fun and they don't have anything else to do.
by infra sound....
They use lots of gang signs or colored head rags to rep' they hood.
Telephones, internet, radios.
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