Your drawing of the parrot is quite impressive! You've captured the details well, and the decorations add a nice touch to make it more attractive. I would rate your drawing a solid 8 out of 10.

Regarding the economic importance of parrots, you've highlighted some important points. Their role in seed dispersal and pollination contributes to agricultural productivity, and the pet trade industry surrounding parrots indeed generates significant revenue globally. Overall, parrots do have economic significance in various sectors.

Thank you for sharing your creative artwork and educating us about the economic importance of parrots.