Optical illusion: Only those with sharp vision can spot a bird hiding among the rocks

The picture of the rocky Highlands of Scotland may seem to be an easy, serene shot of nature at first glance. But this one holds a surprise, a bird cleverly hidden among the rocks, challenging even the sharpest eyes to spot it. The picture of the rocky Highlands of Scotland may seem to be an easy, serene shot of nature at first glance. But this one holds a surprise, a bird cleverly hidden among the rocks, challenging even the sharpest eyes to spot it.  Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle