"... As sparrows, eagles, or the hare, the lion." (Act Scene Line This quote is comparing Macbeth and Banquo to eagles. The animal is a strong and proud animal that is at the top of the food chain and have full control over sparrows.
Red Kite -- The Red Kite was saved from national extinction by one of the world's longest running protection programmes, and has now been successfully re-introduced to England and Scotland. I like the shift from orange to green.