Work in progress

Work in progress - student project

I am currently painting a picture for a friend of her bird's....they are red collared lorikeets olive mutation (photo below)Work in progress - image 1 - student projectUsing your negative painting technique I am happy how the body feathers are coming along. However I am scared to tackle the head feathers... they are quite detailed and I am not sure how to proceed. Any suggestions would be greatly appreciated!