A Grey wolves hearing is at least 16 times better than a humans. Wolves can hear a sound as far as 6 miles in the forest and 10 miles in plain country. It is believed that the upper range of a wolves hearing is 80 khz. Wolves can hear well up to a frequency of 25 KHZ. Next to smell the sense of hearing in the most acute of the wolves senses . It can catch sound made by other animals at all times .This helps the wolf catch prey.