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.
When people think of wolves, one species usually comes to mind: the gray wolf. The gray wolf is the largest wolf and the basis of legends. According to National Geographic, the breed was almost hunted to extinction in the lower 48 states of the United States. Even now, few exist outside Alaska.
0 Votes. Gray wolves are the largest members of Canidae, the animal family that contains wolves (as well as jackals, foxes, coyotes and domestic dogs). Gray wolf height ranges from 0.6 meters (26 inches) to 0.95 meters (38 inches) from the ground to the wolfâs shoulder. Gray wolf weight depends on where the wolf is in the world. European wolves average 38.5 kg (85 lbs); North American average wolves 36 kg (80 lbs).