In the forests of Pskov region frost threatens wild boars and roes with death of starvation, informed the chief of the department of hunt supervision service of Russian Federal Service for Veterinary and Phytosanitary Control Administration in the region Sergei Ivanov. According to him, soil has frozen to the depth of about 80 cm, as a result animals cannot dig it and obtain food. "The problem is worsened with the increasing number of wolfs, attacking weaken animals ", noted the official.