The evolution of animal body plans
It is thought that the great majority of the phenotypic disparity present in the animal kingdom was generated in a relatively short time during the Cambrian explosion, around 500 million years ago. Furthermore, it has been suggested that animal body plans have remained largely unchanged since then....
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University of Sussex
2007
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| Online Access: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.487899 |