Ruby-throated Hummingbird with Red Columbine — Framed PieceA Ruby throated Hummingbird hovering at a Red Columbine the bird frozen mid hover, the gorget iridescent, the bill aligned with the long spur of the columbine flower. This is the perfect mutualism made visible: the columbine evolved its long red spur specifically for the long bill of the hummingbird, and the hummingbird evolved its hovering flight specifically for this kind of feeding. Glen painted the relationship as precisely as its biology. The Red