How to Avoid Wild Animal Attacks While Trail Running. It makes perfect sense why people would be apprehensive of wild animal attacks while #trailrunning: the forests (and deserts, and plains, and other places trails naturally occur) are homes to wild animals. Although they are very rare, attacks from animals such as bears, mountain lions, and coyotes are not completely unheard of. Here are a number of precautions to take, and tips fort what to do if you encounter a wild animal on trail.