Did bone ease acid for early land crawlers?
Tuesday, April 24, 2012 - 18:20
in Paleontology & Archaeology
Here's an anatomical packing list for making that historic trip from water to land circa 370 million years ago: Lungs? Check. Legs? Check. Patches of highly vascular bone in the skin? In a new paper, scientists propose why many of the earliest four-legged creatures that dared breathe on land carried bony skin features.
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