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Human Vision Vs Eagle Vision

Jul 8, 2016 ... The normal or good human vision is 20/20 vision. You can improve your ... for a human is 20/20. Eagles, however, have retinas with cones and have a much deeper fovea—a cone-rich structure in the back of the eye. ... There is a scientific set-up to determine the strength of eagle's vision. The birds are ...

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