Well, that's because it is how you draw an owl. You start with basic outlines to define size, pose and proportion, then you divide those outlined areas into sma

Well, that's because it is how you draw an owl. You start with basic outlines to define size, pose and proportion, then you divide those outlined areas into smaller sections that locate important details like eyes, beak, ears, wings, etc. then you add rough detail to those parts which further breaks it down and you keep iterating like that until you fill in all of the fine details. You can see the process here https://youtu.be/UGVOE2eHl0I https://youtu.be/UGVOE2eHl0I