katiecouric: Researchers at Brown University have released a study on bat wings. They found that the flying mammals have tiny hair-thin muscles in their wings that allow them to adjust the stiffness and shape of their wings as they fly.

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katiecouric: Researchers at Brown University have released a study on bat wings. They found that the flying mammals have tiny hair-thin muscles in their wings that allow them to adjust the stiffness and shape of their wings as they fly.

katiecouric: Researchers at Brown University have released a study on bat wings. They found that the flying mammals have tiny hair-thin muscles in their wings that allow them to adjust the stiffness and shape of their wings as they fly.

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