months (F = - 2 ym; Figure 1. The number of male and female coyotes captured each month during de~redation control efforts in western Virginia by method. ' Females comprised 51% of our sample and males 49%.
Common causes of mouth ulcers. The most common causes of mouth ulcers are related to disturbances of the mouth and include: 1  Bacterial infections. 2  Canker sores. 3  Dietary deficiencies, such as lack of vitamin B-12, zinc, folate (folic acid), or iron. 4  Emotional stress. 5  Food allergies. 6  Nutritional deficiency. 7  Spicy foods.
Report Abuse. Most minor, single mouth ulcers are caused by damage to the mouth. For example, you may accidentally bite the inside of your cheek while you are eating. Damage to your mouth can also occur if you use a toothbrush incorrectly, or from a sharp tooth, or filling. Recurrent mouth ulcers The cause of recurrent mouth ulcers is often unknown. However, there are a number of factors which may increase the chances of you getting recurrent ulcers.