The Yellow-billed Magpie, Pica nuttalli is restricted to California. Apart from its bill and yellow around the eye, it is virtually identical to the European MagpiePica pica though the latest genetic testing seems to indicate a closer relationship to the American Black-billed MagpieP. hudsonia than to the outwardly very similar European Magpie P. pica.
... and it rests in a little groove inside the wrist exerciser device, which almost completely covers the gyroscope inside it, except for a small round opening on top of it, ...