[tex]\huge\bold\color{purple}{Question}[/tex]
— What is the interaction and important in piranha compete with each other for food?
[tex]\huge\bold\color{pink}{Answer}[/tex]
— Some piranhas do occasionally eat small mammals, but as with humans, it's usually when the unfortunate animal is already dead or gravely injured. A typical piranha diet consists of insects, fish, crustaceans, worms, carrion, seeds and other plant material.
—Can a piranha eat a human?
In truth, it is the piranhas that are routinely eaten by people; only a few people have ever been eaten by piranhas. And yet, attacks on humans have indeed occurred, mostly in the Amazon basin. There are several hundred documented cases of attack, with a few ending in death.
—Has a human ever been killed by piranhas?
The very few documented instances of humans attacked and eaten by piranha schools include 3 that occurred after death by other causes (eg, heart failure and drowning). These predaceous fishes, however, do occasionally injure bathers and swimmers in lakes and rivers.
—Do piranhas eat live food?
Piranhas in the wild are generalists, feeding on fish, crustaceans, insects, plants, fruits, nuts and seeds. Do not feed your piranhas live goldfish or other feeder fish if you can help it! They can transfer diseases and are not nutritionally balanced. Avoid buying adult piranhas that will only eat live feeder fish.
—How fast can a piranha eat a human?
However, this wild fish can bite swimmers when there is a lack of food or when their nests are vulnerable while they are laying eggs. According to experts consulted by Popular Science, it would take between 300 and 500 piranhas to decapitate a 180-pound human in just five minutes.
-Xia
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