People can clench and grind without being aware of it. It can happen during both the day and night, although sleep-related bruxism is often a bigger problem because it is harder to control. There is some disagreement about the cause of bruxism. Daily stress may be the trigger in many people.
The Blue Jay has a very large range, extending to around 6,700,000 square kilometers. It prefers a boreal temperate, subtropical, tropical forest ecosystem and is native to North America, Saint Pierre, and Miquelon.
Indiana State Bird-Cardinal-Cardinalis cardinalis. The cardinal was adopted as the state bird of Indiana by an act of the Indiana General Assembly on March 2, 1933. Six other states also have the cardinal as their state bird: Illinois, Kentucky, North Carolina, Ohio, Virginia, and West Virginia.