Neck tightness: Related Topics. These medical condition or symptom topics may be relevant to medical information for Neck tightness: 1  Neck.  Neck symptoms (833 causes)
Snake doctor is a local name for an insect. Some people also call this fellow a snake dragon. Others may call any kind of dragonfly a snake doctor. This is very confusing. It shows why the experts have given a special name to each creature and each plant.
For other snakes commonly called copperheads, see Copperhead. Agkistrodon contortrix is a species of venomous snake endemic to Eastern North America, a member of the Crotalinae (pit viper) subfamily. The common name for this species is the Copperhead.