First, you can add more curved lines to the hair, and some of these will extend from the bottom of the hair to the top. Some will only extend around halfway up the hair, and while you can follow the lines exactly you can also change it up a bit for your drawing!
For instance, you could give this penguin a beanie and a scarf to make it extra cute. Or you could change the pose or facial expression for a more unique penguin. What are some other fun details you could add to this adorable drawing? There are so many ways you can make it even more...
For some simple examples, you could have the character wearing a hat or a beanie. Or maybe you could give them some glasses or have them wearing a sweater. If you need some clothing ideas, you could look to the clothes you or your family own as inspiration! When you really have the h...