Has it been estimated that fewer than 24 percent of the animal species living today are likely to be preserved as fossils?
It has been estimated that fewer than 1% of the animal species living today are likely to be preserved as fossils.
Has it been estimated that fewer than 24 percent of the animal species living today are likely to be preserved as fossils?
It has been estimated that fewer than 1% of the animal species living today are likely to be preserved as fossils.
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