<span>Altruism is a selfless behavior so the animal would behave that way because it's intention is to put others before itself.
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No they don't
For example humans. Technically humans are place below a wild predators such as sharks in trophic levels.
But the fact is we can eat sharks. So , organisms don't always stay in the same level
What is Mutation
The major source of the genetic diversity among microorganisms upon which natural selection operates is Mutation.
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