Ravens gloom

This is my most recent drawing that I did in like an hour. I think it came out decent since also I havent drawn in 4 years. This is my comeback! I think im a be drawing lots of raven pics. She seems simple to draw and shes awesome. Anyways please help me out with critique if you can.

will do something bout the resolution soon. see ya! +D

EDIT: It seems I cant get the Hair to really look three dimensional... I need help