Independent evolutionary origins of vertebrate dentitions, according to latest study

PHYSorg
May 6, 2021, 11:00 am474 ptsHot
The origins of a pretty smile have long been sought in the fearsome jaws of living sharks which have been considered living fossils reflecting the ancestral condition for vertebrate tooth development and inference of its evolution. However, this view ignores real fossils which more accurately reflect the nature…

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