The American black bear is a generalist, opportunist omnivore. Depending on location and season, they consume herbaceous vegetation, roots, buds, numerous kinds of fleshy fruits, nuts, insects in life stages from egg to adult, and vertebrates from fish to mammals, including their own kills as well as carrion.
Other causes of dry mouth. Other factors that can cause dry mouth include: Nerve damage around the head or neck. Dehydration. A side effect of medical treatment such as chemotherapy treatments or other treatments that have lead to damage to the salivary glands causing a decrease in the production of saliva.
Dry Mouth Caused by Diabetes. A dry mouth can exacerbate the side effects of diabetes, which will then lead to an increase in glucose levels, wreaking havoc on the body. A dry mouth is not only a symptom of high blood sugar, but it can also be the cause of it.