PhysOrg Posted January 7, 2013 Share Posted January 7, 2013 Beak shape variation in Darwin's finches is a classic example of evolutionary adaptation, with beaks that vary widely in proportions and shape, reflecting a diversity of ecologies. While living birds have a beak to manipulate their food, their fossil bird ancestors had teeth. Now a new fossil discovery shows some fossil birds evolved teeth adapted for specialized diets. Read the full article on PhysOrg Link to comment Share on other sites More sharing options...
ScienceDaily Posted January 7, 2013 Share Posted January 7, 2013 Beak shape variation in Darwin's finches is a classic example of evolutionary adaptation, with beaks that vary widely in proportions and shape, reflecting a diversity of ecologies. While living birds have a beak to manipulate their food, their fossil bird ancestors had teeth. Now a new fossil discovery shows some fossil birds evolved teeth adapted for specialized diets. Read the full article on ScienceDaily Link to comment Share on other sites More sharing options...
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