Ключевые слова: aggression, aggressive, angry, angry dog, animal, animal behavior, attack, beast, black, brown, canine, canine teeth, close up, danger, dangerous, dangerous dog, dark, dog, domestic animal, fear, fierce, five, fury, growling, growling dog, guard, guard dog, hunting, intimidating, mammal, mouth, muscle, orange eyes, portrait, power, predator, protection, rage, scary, security, snarling, strength, teeth, threat, warning, wild,