Blurry vision, or the inability to bring objects into sharp focus, can be caused by a number of conditions. Sometimes fatigue or illness can cause vision to be temporarily blurred. The following eye problems can also cause blurry vision: 1  Nearsightedness. 2  Farsightedness. 3  Presbyopia. 4  Astigmatism. 5  Cataracts. 6  Glaucoma. 7  Uveitis. 8  Dry eye syndrome. 9  Migraine.
Well, letâs talk size first. Tigers are heavier, weighing up to 800 pounds to the lionâs 550. But the two cats arenât so different in size. You might remember from high school health class that muscle weighs more than fat, which helps explain the tigerâs extra pounds. So it seems that the tiger would have a physical advantage over the lion.
The Amur or Siberian tiger is the largest subspecies of the Panthera genus, known to weigh up to 800 lbs (360 kg), while large African lions weigh up to 550 lbs (250 kg). Average weight males is 181 kg for African lion, 221.2 kg for Bengal tiger and 230 kg for Siberian tiger.