Canker sores facts. 1  Canker sores are small, painful ulcers on the inside of the mouth, tongue, lips, or throat. 2  Symptoms of canker sores include small, painful, crater-like ulcers.  See a doctor if canker sores are accompanied by fever, last more than three weeks, or the affected individual has difficulty swallowing.
From Wikipedia, the free encyclopedia. The Indian giant squirrel, or Malabar giant squirrel, (Ratufa indica) is a large tree squirrel species genus Ratufa native to India. It is a large-bodied diurnal, arboreal, and herbivorous squirrel found in South Asia. It is called à¤¶à¥à¤à¤°à¥ 'Shekru' in Marathi and is state animal of Maharashtra.
The world's largest single stem tree, by volume, is the General Sherman tree, a Giant Sequoia in California's Sequoia National Park that stands 275 ft tall -- the trunk alone is estimated to weigh over 1,800 tons.