Size did matter -- evidence of giant sperm found in microfossils

The mystery of giant sperm present in some living animal groups today has now taken on a new dimension -- in one group of micro-crustaceans new evidence shows that it is a feature at least 100 million years old.

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<p><a href="http://www.physorg.com/news164553484.html">Size did matter -- evidence of giant sperm found in microfossils</a></p> <p>The mystery of giant sperm present in some living animal groups today has now taken on a new dimension -- in one group of micro-crustaceans new evidence shows that it is a feature at least 100 million years old.</p>