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.
Males of the largest subspecies, the Amur (Siberian) tiger, may weigh up to 660 pounds. For males of the smallest subspeciesâthe Sumatran tigerâupper range is at around 310 pounds. Within each subspecies, males are heavier than females.Tigers are mostly solitary, apart from associations between mother and offspring.ales of the largest subspecies, the Amur (Siberian) tiger, may weigh up to 660 pounds. For males of the smallest subspeciesâthe Sumatran tigerâupper range is at around 310 pounds. Within each subspecies, males are heavier than females.