PhysOrg Posted June 1, 2018 Share Posted June 1, 2018 A well preserved, nearly complete skeleton of a new extinct species of pheasant that lived between seven and 11 million years ago adjacent to the northeastern edge of the Tibetan Plateau in China preserves the oldest evidence of a bird having modified and specialized its vocalization sounds (songs or calls). View the full article Link to comment Share on other sites More sharing options...
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