Fear in dogs is a natural response to a perceived or real threat. Dogs tend to avoid things that scare them and often will protect themselves from danger.
Do you know why your dog(s) are doing what they are doing? Unwanted Behaviour are usually learnt and can be easily changed through training.
Approaching a fearful, shy, or aggressive dog can be frightening and nerve wracking, find out how to approach them and fond an irreplaceable bond.