25 Canine Facts That Even The Biggest Dog Lovers Don’t Know

4. The idea that dogs only see in black and white is a total myth. They can actually perceive a wide range of colors, although it’s more limited than the spectrum that humans can see.

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As human beings, sight is the primary of our five senses. While dogs also have sight (albeit it on a different spectrum) it is scent that is their primary sense. Even though a dog’s brain can be one-tenth the size of a human’s brain, the part that controls smell is 40 times larger than it is in human beings.

Because dogs do not have one area on their eye that is covered with 100% of the cones needed for vision, scientists estimate that their vision is roughly six times as poor as the sight of the average human being.

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