How Dogs Communicate: Decoding the Language of Primitive Breeds such as the Phu Quoc Dog
- Phu Quoc Ridgeback Kennel Club
- 6 days ago
- 8 min read

From the joyful wag of a tail to a warning growl, dogs are constantly communicating with the world around them. For the millions of people who share their lives with canines, understanding this language is key to a harmonious relationship. When we look at primitive dog breeds—those that have retained strong genetic ties to their ancient ancestors—this communication becomes even more pronounced and nuanced. Among these fascinating breeds are various primitive types whose communication style offers a window into the canine mind in its purest form. By learning to interpret the sophisticated visual, vocal, and olfactory signals that dogs exchange, we not only prevent misunderstandings but also build a deeper, more respectful bond with our four-legged companions. This blog post will delve into the complex world of canine communication, with a special focus on the unique traits of primitive breeds such as the Phu Quoc dog.
The Foundations of Canine Communication: More Than Just a Wagging Tail
Dog communication is a complex system that engages all the senses. Unlike humans, for whom vocal language is primary, canine communication relies heavily on nonverbal body language and olfactory cues. Dogs use their entire bodies to convey messages—from the set of their ears to the tension in their muscles. For primitive breeds, these communication methods are often more explicit and less diluted than in modern breeds developed primarily for companionship. They are honest communicators who will clearly express their feelings and intentions, making it essential for their humans to become fluent in their language.

The Silent Conversation: Body Language
A dog's posture, facial expressions, and tail movements form a rich visual vocabulary. Here are the key components of this silent language.
1. The Tale of the Tail
A wagging tail does not automatically mean a happy dog. A tail's position, speed, and direction all convey specific emotional states.
Position: A tail held high and erect often signals confidence, arousal, or a potential threat. A neutral position indicates a relaxed state, while a tail tucked low or between the legs communicates fear, stress, or appeasement.
Wagging: A loose, wide "helicopter" wag that wiggles the dog's entire body is a clear sign of a happy, friendly dog. A faster, twitch-like wag at a higher position can indicate a high level of arousal, which could be negative, such as frustration or alertness.
Direction: Research has shown that the direction of a tail wag has meaning. Dogs tend to wag more to the right when they feel positive about something (like seeing their owner) and more to the left when faced with something negative. Other dogs can detect and interpret this asymmetry.

2. Posture and Body Carriage
How a dog holds and moves its body can make it appear larger or smaller, communicating intent to escalate or de-escalate a situation.
Making Themselves Large: A confident or assertive dog will shift its weight forward, stiffen its legs, and raise its hackles (the hair along its back) to increase its apparent size. This is a distance-increasing signal meant to ward off a perceived threat.
Making Themselves Small: A fearful or stressed dog may crouch, lower its head, and hunch closer to the ground in an attempt to appear non-threatening. The extreme of this is rolling over to expose the belly, which can be a sign of extreme submission or stress, not always an invitation for a belly rub.
Play Bow: The universal canine invitation to play, where the front legs are stretched forward with the chest on the ground and the rear end stays up. This signal helps contextualize other behaviors that might otherwise seem threatening, like barking or nipping, as play.

3. The Expressive Face
Dogs have remarkably expressive faces, and recent research suggests they produce facial expressions as an active attempt to communicate with others.
Eyes: Soft, relaxed eyes with normal pupil size indicate a calm, happy state. A hard, direct stare with focused eyes is often a challenge or threat. When a dog feels stressed, it may avoid eye contact or show "whale eye"—where the whites of the eyes (the sclera) become visible as the dog turns its head away but keeps its eyes fixed on a stimulus.
Ears: While breed morphology affects ear movement, the base of the ear can still show intention. Ears forward signal interest and attention, while ears pinned flat back against the head can indicate fear, stress, or an appeasement gesture.
Mouth: A relaxed, slightly open mouth might look like a smile. Lip-licking or a quick tongue flick when no food is present is a common calming signal that shows stress or anxiety. Pulled-back lips exposing teeth can be a snarl (aggressive) or a "submissive grin" (friendly); the difference lies in the rest of the body—a tense, still body accompanies a snarl, while a wiggly, relaxed body accompanies a grin.
Table: A Quick Guide to Common Canine Body Language Signals
Signal | Calm/Relaxed | Stressed/Anxious | Alert/Assertive |
Tail | Neutral position, loose wag | Low or tucked, slow wag | High, stiff, fast twitch |
Ears | Neutral or relaxed | Pinned back | Perked forward |
Eyes | Soft, relaxed shape | Whale eye, avoiding gaze | Hard, direct stare |
Mouth | Relaxed, slightly open | Lip licking, yawning | Lips pulled forward, snarl |
Body | Loose, wiggly | Crouched, lowered | Tense, weight forward |

Vocal Language: Barks, Growls, and Howls
While body language is primary, vocalizations add another layer to the conversation, conveying urgency and emotion.
Barking: Barks are not all the same. They can vary in pitch, frequency, and duration to mean different things. A rapid, high-pitched bark often signals excitement or an alert, while a deeper, monotonous bark may be a warning.
Growling: It is crucial to understand that growling is a form of communication, not just aggression. It can occur during play, but a deep, low-pitched growl accompanied by stiff body language is a serious warning to increase distance.
Howling: Common in primitive and Northern breeds, howling serves to assemble the pack, communicate location, or respond to high-pitched sounds. For many primitive dogs, it is a natural and frequent form of vocal expression.
The Hidden Senses: Olfactory and Ultrasonic Communication
What is invisible to humans is a rich tapestry of information for dogs.
Scent Marking: Dogs learn about each other through scent marking. Urine, feces, and glandular secretions convey a wealth of information about the marker's health, sex, reproductive status, and more. This is why sniffing during a walk is so important—it's like reading the neighborhood news.
Calming and Alarm Pheromones: Dogs release specific chemical signals, or pheromones, that other dogs can detect. A dog experiencing anxiety releases a particular body odour that signals its inner state to others nearby.
The Primitive Canine: A Case Study in Ancient Communication
Primitive breeds offer a fascinating study in ancestral canine communication. These dogs are not for novice owners, as they are independent, intelligent, and willful. Their communication style is often described as "honest"—they are strong communicators who will not hesitate to express their discomfort or disagreement.
The "Why" of the Primitive Dog
A key trait of primitive dogs is that they do not blindly obey. They are known to ask "why?" when given a command. They are constantly assessing the cost versus benefit of their actions. As one expert notes, life with primitive dogs is less an owner/pet relationship and "more like a roommate agreement". They are highly intelligent and constantly working out the system, knowing the difference between a recall for a reward and a recall that means playtime is over.
How Primitive Breeds Communicate with Other Dogs
When it comes to interacting with their own kind, the primitive dog's heritage shines through in a distinct communication style that is often more nuanced and less tolerant than that of many modern breeds.
A Spectrum of Social Tolerance, Not Dog-Park Enthusiasm: As pack-adapted animals, primitive breeds typically range from friendly to neutral with other dogs and are not inherently dog-aggressive. However, they are not considered "dog park dogs". They have a low tolerance for pushy, rude, or obnoxious behavior from other dogs and will not hesitate to defend their boundaries. They expect polite canine etiquette and clear communication. A common observation among owners and experts is that "they won't start a fight, but they will finish it".
The Importance of Subtle, Early Signals: Owners of primitive breeds must be exceptionally attentive to subtle calming signals. A primitive dog that feels uncomfortable will likely use clear de-escalation signals first, such as looking away, lip-licking, or a tense, closed mouth. Because these dogs have a low tolerance for rude handling, they may progress through these graduated signals rapidly if their initial, subtle communications are ignored by the other dog. This is why they are sometimes mistakenly labeled "aggressive"; they are simply clear and firm in their communication and expect their signals to be respected.
Clear Boundaries and Honest Body Language: A primitive dog will use its entire body to communicate its intentions to another dog. It may use a high, stiff tail to signal confidence and assert its space, or a direct stare to tell an approaching dog to keep its distance. Understanding this honest body language is key to preventing conflicts. They are not trying to be difficult; they are precisely and honestly stating their terms for a peaceful interaction.
Functional Prey Drive and Communication: As hunting dogs, many primitive breeds possess a functional prey drive. This instinct can influence their interactions, particularly with smaller animals, but they are adept at distinguishing between animals that are family and those that are prey. This drive also means that fast-moving, high-pitched play from another dog might trigger a chase response, which is a form of communication in itself, signaling a shift from social play to instinctual hunting behavior.

Communicating with a Phu Quoc Dog: Building a Partnership
Building a strong relationship with a primitive dog requires a specific approach centered on respect and clarity.
Build Trust, Don't Demand Compliance: Using force or harsh corrections with a primitive dog will backfire, damaging your relationship and causing them to resist or shut down. Instead, focus on positive reinforcement, using high-value rewards and motivation to build trust.
Become a Student of Their Language: Pay close attention to their body language. Learn to recognize their individual stress signals (yawning, lip-licking, shaking off) and respect them. When a dog feels heard, it feels safer and is less likely to escalate to more dramatic behaviors like growling or snapping.
Establish Consistent Leadership: Primitive breeds have a strong sense of social order and respond best to owners who provide believable leadership. This doesn't mean being domineering, but rather being a consistent, fair, and predictable guide. Implement a "Nothing in Life is Free" protocol, where your dog performs a simple command (like "sit") to earn things they want—food, walks, petting. This creates structure and reinforces your role as the provider.
Manage the Environment: Prevent your dog from rehearsing unwanted behaviors. If your primitive dog has a strong prey drive, keep them on a leash in unsecured areas. If they are wary of guests, provide them with a safe, quiet space away from the action. Management prevents mistakes and keeps everyone safe while you work on training.

Final Thoughts
The world of canine communication is rich and multifaceted, a silent ballet of postures, expressions, and scents that unfolds every time dogs interact. For primitive breeds, this language is spoken with a unique clarity and honesty that hearkens back to their ancient roots. By taking the time to observe, learn, and respect this complex language, we do more than just train our dogs—we befriend them. We move from a relationship of frustrated commands and misunderstood signals to one of mutual understanding and deep companionship. In learning their language, we not only ensure their well-being and safety but also unlock the door to one of the most rewarding relationships humans can experience.
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