That is not a snake

not-a-snake
Camera
PENTAX K-5 II s
Aperture
f/4.5
Shutter speed
1/250 sec
Focal length (as set)
120.0 mm
Sensitivity
ISO 80
Lens
HD PENTAX-DA 55-300mm F4-5.8 ED WR

That piece of driftwood genuinely scared me when I spotted it through the rocks. The moment you move or zoom closer, the illusion disappears.