Question

it is famous for its colour changing ability it has unusual as its eyelids at Houston, almost entire table except for a small hole To Let The Pupil to see through which I moves independently of the Other which mean it has full 360 degree field of vision

Answer 1

The tip of the nose, being much farther from the pupil than the bridge, does not change size nearly as much with rotation, and since it was seen through lenses rather than behind them