because they have different organism than the humans.
Liver medicines do not work the same on humans as they do dogs. A dogs body works different than a humans.
Humans are not like dogs they are very different with mating and every way they live their day differently than humans
YES!
they eat more food than humans.
There are more humans than dogs.
Dogs actually do not have the same kinds of tastes buds humans do. That is why we can feed them the exact same thing morning and night without them getting tired of it. There may be a food that agrees with your dogs system better, but that is different than if they like it or not.
well.... dogs have 4 legs and humans have 2.... dogs muscles are in different spots in their body than humans
no dogs are not smarter than humans, humans can think in a much smarter way than humans, No dogs are not smarter than humans at the moment but who knows maybe in the future they will be....
Dogs have a different immune system than humans, which helps them fight off certain illnesses more effectively. Additionally, dogs have a shorter lifespan than humans, so they may not live long enough to develop certain chronic illnesses that humans do.
As a hunter, dogs have evolved to have better hearing than humans. They can even hear voles/lemmings scurrying round under the snow!!
Dogs have different visual abilities compared to humans. While dogs can see some colors, they have fewer color receptors than humans, making their color vision less vivid. However, dogs have better low-light vision and motion detection than humans. Overall, dogs rely more on their sense of smell and hearing than their vision, unlike humans who heavily rely on their vision for perception.
Dogs have lived with humans for more than 12,000 years.