The Saint Vincent Amazon ( Amazona guildingii ) also known as Saint Vincent Parrot , is a large , approximately 40 cm long , multi-colored amazon parrot with a yellowish white , blue and green head , greenish-bronze upperparts plumage , and violet blue-green wings .
It is a large , multi-colored Amazon parrot with a yellowish white , blue and green head , greenish-bronze upperparts plumage , and violet blue-green wings .