Bills/Beaks (Bird Carving Basics)
Painting (Bird Carving Basics Series, Vol. 6)
Heads (Bird Carving Basics Series, Vol. 3)
Eyes (Bird Carving Basics)
Texturing (Bird Carving Basics Series, Vol. 5)
Bird Carving Basics: Volume Two: Feet
Carving Patterns by Frank C. Russell: From the Stonegate Woodcarving School (Schiffer Book for Carvers)