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Dies out because of the illness
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People liked its meat. They killed this specie.
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Killed by people
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People used its fat and skin, they killed this sea cow.
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It couldn`t fly and run, so it was killed by people.
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It wasn`t strong as the real zebra. No chances to survive
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It was killed by people
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No reasons.
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Ecological problems
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Because of the people
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Pollution
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People killed it