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.
While many refer to scrub jays as blue jays, the blue jay is a different species of bird entirely. In recent years, the California scrub jay has expanded its range north into the Puget Sound region of Washington.hey are California scrub jay (coastal), Woodhouse's scrub jay (interior US and northern Mexico), and Sumichrast's scrub jay (interior southern Mexico). The western scrub jay was once lumped with the island scrub jay and the Florida scrub jay; the taxon was then called, simply, the scrub jay.