The painting is of a barn owl, perched on a wooden post in front of a full moon. The owl is the main focus of the painting, and is depicted in great detail. Its feathers are a mottled brown and white, and its eyes are a deep, piercing yellow. The owl is surrounded by a dark background, which makes it stand out. The painting is done in a realistic style, and the artist has used light and shadow to create a sense of depth and atmosphere. The overall effect is one of beauty and mystery.