Similarities and Dissimilarities Between Humans and Dogs

February 11, 2022
Humans and Dogs

Humans and Dogs

A dog and a human are two completely distinct species. Our last common ancestor lived over 60 million years ago, so while we have a biological relationship, we are separated by a considerable distance. We do, however, share many characteristics as warm-blooded animals, such as hair, four limbs, two eyes, and the ability to give birth to live young.

Psychological Similarities Between Dogs and Humans

In terms of psychology, science has previously proven that dogs and humans have similar brain structures and biochemistry, as well as the ability to process information and emotions in similar ways, particularly when responding to voices. When it comes to cognition and emotions, dogs, on the other hand, do not react to things in the same manner that humans do. To believe that dog psychology is the same as ours is to make the same mistake that B.F. Skinner did when he claimed that people, like animals, just react to all stimuli without thinking.

Psychological Differences Between Dogs and Humans

The brain of humans can only encode a fraction of the information in the visual environment, people frequently rely on social cues to identify what information is important and should be paid attention to. This ability is formed early in life. Adults, for example, point to an object and then mention the object’s name while interacting with infants. Indeed, studies have shown that pointing (as opposed to other forms of gestures) is an effective way to teach toddlers about object categories.

Even in the absence of substantial training or exposure to humans, dogs appear to grasp pointing and other human emotions in this later situation. There’s also evidence that dogs can form conclusions based on what others can and can’t see.

Physical Similarities Between Dogs and Humans

When it comes to dogs, we must continually be aware of how we differ from them and how we are identical to them.

The majority of our shared characteristics are, of course, based on our anatomy. 

  • Dogs, like humans, breathe through their lungs and have hearts that circulate blood. 
  • They have the majority of human organs, such as the brain, liver, stomach, and intestines. Although dogs do not have an appendix, they do have prostates. 
  • They have blood types, the same as humans, but they have a lot more than our A, B, and O.
  • Dogs, like people, have comparable vulnerabilities and can develop diabetes, heart disease, numerous types of cancer, as well as arthritis and other joint problems.

Physical Differences Between Dogs and Humans

Of course, there are differences in anatomy and diseases. Distemper and parvovirus do not affect humans. However, we can get campylobacter from our adult dogs, who aren’t infected with the bacteria that causes it. However, puppies under the age of six months may be at risk.

Visual-Social Behavior of Dogs and Humans

We investigated the visual-social gazing behavior of dogs and humans to see where the two species overlapped and where they differed. The eye movements of dogs were monitored while they observed photos of humans or dogs engaging with each other or facing away, and the results were compared to data collected from humans. One of the behavioral instances of dogs is that they can get high by blowing smoke in the ear but human ears are different. 

Furthermore, we investigated the staring behavior of two canine populations living in distinct social settings to better understand the implications of life experiences on social stimuli processing. We also analyzed the eye gaze patterns of two human groups, dog specialists and non-experts, to see if the level of competence affected how the photos were observed.

In a Nutshell!

Dogs will always occupy a particular place in human culture — and human emotions — because no other animal has built the kind of attachment with people that dogs have. They also have a lot to teach us about ourselves, nature, and how to keep our brains and emotions in check.

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Andi Perullo de Ledesma

I am Andi Perullo de Ledesma, a Chinese Medicine Doctor and Travel Photojournalist in Charlotte, NC. I am also wife to Lucas and mother to Joaquín. Follow us as we explore life and the world one beautiful adventure at a time.

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