Maybe some “2-days beard” on the top of his head, together with more steps on the hair could help. And, if you were going for “photorealistic” i think the ear looks just a little bit cartoony. My untrained eye can’t see anything other than that 
Maybe some “2-days beard” on the top of his head, together with more steps on the hair could help. And, if you were going for “photorealistic” i think the ear looks just a little bit cartoony. My untrained eye can’t see anything other than that