Oldest animal fossils may have been giant bacteria

The oldest-known animal eggs and embryos, whose first pictures made the cover of Nature in 1998, were so small they looked like bugs – which, it now appears, they may have been.

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<p><a href="http://www.physorg.com/news85843434.html">Oldest animal fossils may have been giant bacteria</a></p> <p>The oldest-known animal eggs and embryos, whose first pictures made the cover of Nature in 1998, were so small they looked like bugs – which, it now appears, they may have been.</p>