Introduction.- The Molecular Determination of a Bird\'s Pattern.- The Occurrence of Conspicuous Feathers at Different Body Locations and Their Genetic Interdependence.- The Evolution of the Birds.- The Bird Genome and the Molecular Determination of Wings, Legs and Beaks.- The Mental Ability of Birds Takes Many Forms.- How to Redesign the Body Pattern of an Organism.- The Molecular Geometry.- The Symmetry of Birds Emerges as the Expression of an Uninterrupted Atomic Order.- Order is Present at Every Level but is not Total.- A Bird\'s Plumage is a Stage Curtain Hiding a Molecular Scenario - An Overview.- References.