The barred owl grow 43 to 61 centimeters (17 to 21 in) with a wingspan of 102 to 127 centimeters (40 to 50 in) at full length. The average male weigh 630 grams (22 oz) and female weigh 800 grams (28 oz). It has a round head with dark brown eyes while most owls in the eastern United States have yellow eyes. The barred owl lives about 10 to 12 years in the wild.