The Science Behind Dog With Human Eyes


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This article explores the science behind why certain dogs seem to have “human eyes.” It examines the evolutionary and biological traits that give some dogs an uncanny resemblance to our own species. It also looks at the physical factors behind the phenomenon, such as the size and shape of their eyes, as well as their breed, color, and fur texture. Furthermore, it examines the psychological aspects of this phenomenon, how people might perceive these dogs, and their connection to our own species. In addition to this, the article looks at the potential benefits of having a dog with human-like eyes, exploring how this trait might influence perceptions of a breed and the potential social implications. Ultimately, this article aims to shed light on the strange yet fascinating phenomenon of the “dog with human eyes.”

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The science behind dogs with human eyes is not as complicated as you may think. It all has to do with something known as “Self-Domestication,” which is when animals gradually adapt to living with humans. Through this process, dogs have evolved genetically to look more and more like humans, which includes developing eyes that appear more human-like.

The evolutionary process of self-domestication has been studied in a variety of animals, including dogs, cats, horses, cattle, and pigs. Researchers look closely at the genetic and behavioral changes that occur over time when animals are living in close contact with humans. Dogs, in particular, have evolved an incredible range of processes in order to become more domesticated, one of them being their eyes. In order to better see in the dark and better interpret human facial expressions, dogs have developed larger eyes and rounder eye shapes similar to humans.

The development of self-domestication is assisted by selective breeding, which is the controlled breeding of animals in order to emphasize certain traits over others. It’s this process that has resulted in the development of dozens of dog breeds throughout the centuries. Each breed has been carefully crafted to have large, soulful eyes that appear more human-like.

For example, the gaze of Saint Bernard’s eyes is among the most human-like and expressive, as this breed was bred to have a friendly-looking face and eyes that reflect a deep bond with its owners.

No matter the breed, though, dogs have evolved to have eyes that are much like ours. It’s a fascinating and beautiful example of how animals and humans can be connected by our genes.

Are Dogs Eyes Like Human Eyes?

Dogs have eyes that look similar to human eyes, but they are not the same; for instance, dogs’ eyes have a tapetum lucidum, a reflective layer of cells that can help them see better at night than humans can. Additionally, while all humans have the same color eyes (brown), the majority of dogs have darker eyes, but some dogs do have blue eyes.

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Dog With Human Face

  • Pugs
  • Shih Tzus
  • French Bulldogs
  • Bulldogs
  • Chow Chows
  • Pekingese
  • Lhasa Apsos
  • Pomeranians
  • Japanese Chins
  • Cavalier King Charles Spaniels

Dog With Human Teeth

Unfortunately, there is no such thing as a dog with human teeth, as the canine and human teeth have developed differently over time and are not interchangeable.

Puppy Dog Eyes Human Behavior

Puppy dog eyes are a common behavior observed in most dogs, in which they appear to look sad with their eyes wide open and eyebrows slightly lowered as if they are pleading for attention, love, and approval. This behavior has been observed to be more likely to occur when humans are present and when a dog is in need of something, like food or a toy. Studies show that this behavior, when done deliberately, is more likely to encourage a positive response from humans which could explain why dogs use it.

What Dog Breeds Have Human Eyes?

Border Collies, Cocker Spaniels, Boxers, Bullmastiffs, Chow Chows, Shetland Sheepdogs, Siberian Husky, Golden Retrievers, Chihuahuas, Saluki, Akita, Border Collie, Chow Chow, and Samoyeds are some dog breeds that have been known to have eyes that look similar to human eyes.

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Dogs and humans have had a long and complex mutual relationship. It is difficult to pinpoint the exact moment when their bond first began, but current evidence suggests that it may stretch back thousands of years. Evidence from fossils indicates that Canis lupus familiaris, the ancestor of the domestic dog, was domesticated about 14,000 to 17,000 years ago in Eurasia.

The exact reasons why, to this day, so many people form an emotional bond with their canine companions are unknown. It could be due to the domesticated wolf’s natural skills such as herding, hunting, guarding, and serving as companions. It could also be that people simply enjoyed the companionship of a mammal that shared more than a few similarities to them, such as facial expressions and body language.

Some researchers even speculate that prehistoric humans, in addition to wolves, shared hunting grounds and eventually realized the wolves’ usefulness as guardians and loyal trackers. Whatever the reason, contemporaries of humans and dogs have described their close relationship for thousands of years. For instance, in Greek mythology, it was said that a loyal dog stayed beside the body of its master, Orion, for all eternity. In more recent centuries, travelers have noted the deep bond that many humans have with their canine companions.

In short, humans and dogs have been forming a strong bond for thousands of years. The exact reasons for their close relationship are unknown, but it is likely a combination of their natural skills, similarity in facial expressions and body language, as well as a shared appreciation for companionship.

Oxytocin Dog-Human Relationship

Oxytocin is a hormone released by both humans and dogs that helps to increase feelings of trust and attachment. It is sometimes referred to as the “love” or “cuddle” hormone because it can cause oxytocin levels to increase when two people or animals are in close physical contact. This increased oxytocin can cause both humans and dogs to feel relaxed and calm, and to want to remain close together. Oxytocin is also believed to play a role in the bond between humans and their pets, with higher levels of oxytocin being found in both humans and dogs to further this bond. Overall, oxytocin is a vital part of the human-dog relationship, helping to increase the trust and attachment that is felt between the two.

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Dog And Human Relationship Facts

  • Dogs are the first domesticated species and have been part of human lives for at least 32,000 years.
  • Studies suggest that dogs understand human facial expressions and behavior more than any other animal.
  • Dogs form strong attachments to humans and other dogs, and their willingness to please their owners makes them excellent companions.
  • Owning a dog is associated with lower levels of stress, anxiety, and depression.
  • Dogs can be trained to understand and respond to certain words, commands, and signals.
  • The bond between humans and dogs is so strong that when a dog sees its owner, it releases oxytocin, often referred to as the “love hormone.”
  • Dogs are incredibly loyal. In one study, 92% of pet owners said their dog would defend them in an emergency.
  • Dogs can understand human emotions and pick up on subtle cues. They respond to their owners’ tone of voice and even mimic their facial expressions and body language.
  • Dogs are amazing problem-solvers and can be trained to carry out a variety of tasks, from helping people with mobility issues to providing essential psychological support.
  • Dogs can be wonderful and supportive friends, they don’t judge, they forgive quickly, and they offer unconditional love and affection.

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The reason why some dogs may appear to have human eyes is because they often possess eye shapes and colors that are very similar to our own. This is especially true for breeds like the Maltese, Shih-Tzu, and Poodle, which tend to have rounder, brown eyes. Breeds such as the pug, bulldog, and husky often have eyes that are more appealing to the human eye, giving them an almost expressive quality. Additionally, some dogs may look like they have human eyes due to their strong emotional connection and bond with their owners, which can be captivating and bring out the best in any pup!

What Does It Mean When A Dog Has Human Eyes?

When a dog has human eyes, it means that the eyes appear larger and more expressive than typical canine eyes. Human eyes have a greater range of expression and movements than what a regular dog has. It also means that the eyes of the dog will be more reflective and display more emotion.

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Benefits of Having A Dog With Human-like Eyes

  • Increased security: Having a dog with human-like eyes can provide an extra layer of security and peace of mind, as they can detect subtle changes in the environment and alert you to potential threats.
  • Enhanced communication: Not only will you be able to understand your pup’s facial expressions and body language better, but you’ll also be able to communicate with them more effectively.
  • Increased confidence: A dog with human-like eyes will be a great companion and provide reassurance and security that no other pet can.
  • Improved behavior: A pup with human-like eyes will understand what it is that you’re asking of them more quickly and be able to process commands more effectively due to their ability to recognize facial cues.
  • Incredible bond: The bond between a dog and its owner is often deeper when he or she has human-like eyes, as it creates the feeling that your furry companion truly understands you.


Q. What happens when dogs and humans make eye contact?

A. When humans and dogs make eye contact, it can be interpreted in different ways depending on the situation and the dog’s reaction. If the dog feels threatened, it may be considered a challenge and result in the dog engaging in aggressive or defensive behaviors. If the dog feels comfortable, it may be interpreted as a sign of trust or strengthen the bond between the two.

Q. Is a dog a human being?

A. No, a dog is not a human being. Dogs are animals, while human beings are classified as members of the Homo sapiens species.

Q. Do dogs have the same eyes as humans?

A. No, dogs do not have the same eyes as humans. While humans have round eyes, dogs typically have almond-shaped eyes that often have a brown, amber, or blue hue. Dogs also have a tapetum layer in their eyes which helps their vision in low light.


The Science Behind Dog With Human Eyes is fascinating. It shows that the deep connection between humans and dogs is more than just how they look on the surface. Dogs have a strong capacity to form emotional connections with humans, and that is reflected in their facial features. By studying the anatomy of dogs and humans, we can understand why certain dogs, such as huskies, have eyes that resemble those of people. Additionally, the physical differences between dogs and humans can be impacted by genetic factors, which may explain why some unusual breeds or mixes have the uncanny ability to look human-like. Ultimately, the Science Behind Dog With Human Eyes provides an insight into the wonderful bond between people and their canine companions.


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