Great Grey Owl
Yellowstone National Park. The Great Grey Owl is the largest species of owl by length. The owl weighs 2.5 lbs. as an adult and is about 2 feet in length. The Great Grey can have a wingspan up to 5 feet.
Yellowstone National Park. The Great Grey Owl is the largest species of owl by length. The owl weighs 2.5 lbs. as an adult and is about 2 feet in length. The Great Grey can have a wingspan up to 5 feet.