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| Creature Features Add and comment on any animal related news items from around the globe... |
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#1
04-25-2012
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Did bone ease acid for early land crawlers?
Scientists have proposed that the bony structures in the skin of many early four-legged creatures might have been there to relieve acid buildup in bodily fluids. Analysis of their anatomy suggests that as they ventured out of water, the animals would have had trouble getting rid of enough CO2 to prevent acid buildup.
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