pacific ring-necked snake in defensive posture.

defensive stevens creek county park santa clara america animal animals wild background bay area beautiful bellied black california closeup coiled colorful colubrid coral coralbellied coralbelly curled details diadophis punctatus amabilis fauna grey macro nature necked nonvenomous venomous olive orange outdoors pacific ringnecked snake pulchellus red regalis reptiles ring ringneck scales secretive small wildlife posture