The Rat Snake

Camera Info
Device:    Nikon D3200
Lens:    VR 150-500mm f/5-6.3G
Focal Length:    500mm
Focus Mode:    AF-A
AF-Area Mode:    Dynamic
VR:    ON
AF Fine Tune:
Exposure
Aperture:    f/6.3
Shutter Speed:    1/10s
Scene Mode:    Sports
Exposure Comp.:    0EV
Exposure Tuning:
Metering:    Matrix
ISO Sensitivity:    Auto (ISO 3200)

First time I was trying some indoor shooting, after a lot of trials I manage to get this image of the most common Rat Snake