Complex skeletons evolved earlier than realized, fossils suggest
Edinburgh, UK (SPX) Nov 13, 2015 - The first animals to have complex skeletons existed about 550 million years ago, fossils of a tiny marine creature unearthed in Namibia suggest. The find is the first to suggest the earliest complex animals on Earth - which may be related to many of today's animal species - lived millions of years earlier than was previously known. Until now, the oldest evidence of complex animals - which ... more
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