I just improved the monkey’s eye:

Then I worked out how to change tone and show the monkey’s texture as well. The trick is to shade the background the basic tone then go over it with mark-making:

A record of my 'picture a day' challenge 2021
I just improved the monkey’s eye:
Then I worked out how to change tone and show the monkey’s texture as well. The trick is to shade the background the basic tone then go over it with mark-making: