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Credit: cropped from Unsplash / Marcel Painchaud |
If you watch an owl flapping or gliding, it’s like viewing film footage with the sound on ‘mute’—they are so silent. That’s because their wings have velvety surfaces, comb-like serrations (see photo) at the leading edge, and trailing-edge fringes which dramatically suppress the sound of air rushing over the wings. Therefore the owl’s prey (mice and voles) can be taken by surprise.You can read the rest of this short article by clicking on "As silent as a flying owl".
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