Close-up of an excited Doberman on grassy field with open mouth

detail close up deserted protect meadow pedigree watchdog predator wild animal animal behaviour animal wildlife canoidea pedigree dog open excited guard animal training dobermann trained animal aggressive mouth aggression dog training domestic animal breed wildlife photography posture natural environment animal breed attack position dog breed detail view obedient domestic dog open mouth pet section close up no one shelter lawn thoroughbred guard dog animal of prey animals in the wild fauna purebred dog opened dressage doberman pinscher belligerent habitat breed of dog dog domestic animal closeup no people field purebred predatory animal wildlife thoroughbred dog natural habitat close view nobody close shot uninhabited empty details close ups protecting meadows watchdogs wild animals animals pedigree dogs guards animal trainings trained animals aggressively mouths aggressions domestic animal breeds postures natural environments animal breeds dog breeds domestic dogs pets sections close ups sheltering guard dogs purebred dogs doberman pinschers breed of dogs dogs domestic animals closeups predatory animals thoroughbred dogs detailed image close up protects grass field guarding doberman detailed view close up shot shelters beast of prey beasts of prey