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crucial
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http://qindex.info/i.php?x=13426
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crucial
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http://qindex.info/i.php?x=19720
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keystone species
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Beavers are keystone species wielding an oversized influence on their surroundings. They build dams which filter water, flood rivers and create
crucial
wetlands. → wield
http://qindex.info/i.php?x=14911
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essential
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→
crucial
, critical, vital, integral, indispensable
http://qindex.info/i.php?x=17995
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critical
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→
crucial
http://qindex.info/i.php?x=21373
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