Environment can also include
lack of socialization during puppyhood (or improper socialization), or environments that aren't suited for your particular dog (perhaps your dog is great at the dog park for 30 minutes but struggles when at day care for 8 hours).
Not exact matches
What science tells us is that for any given adult dog, his overall fearfulness or confidence is the result
of a complex interplay between nature (the genetic foundation he was born with) and nurture (
socialization or
lack there -
of, as well as any significant good or bad experiences he may have had
during puppyhood and adolescence).
Lack of proper
socialization during a puppy's critical periods
of development (8 - 16 weeks) can be very detrimental.
Moreover, regardless
of breed or breeding, a dog's temperament — vis a vis his feelings towards people and other dogs — is largely the result
of socialization (or
lack of socialization)
during puppyhood — the most important time in a dog's life.
Genetics, early
socialization or the
lack of exposure
during the critical period
of social development, and traumatic experiences, shape how your dog interacts with other dogs.
In other cases, the dog has developed fears because
of a
lack of socialization, especially
during the first 16 weeks
of life.