Cats can see color—but not the same way humans do. Here’s the truth about how feline vision works and how it differs from ours. As much as we like to impose human personalities on our pets ...

If you and your dog are looking at a tree from the same distance, it may appear blurrier to them. Dogs also have better peripheral vision, but their depth perception has a smaller range, according ...

Our cat Esmé is approximately 15 years old. She is an orange striped cat. Sometimes her eyes are a deep butterscotch (to match her fur). Other times they are a light green. Why?

It turns out that dogs possess two types of color-sensing receptors, called cones, in their retinas. This makes them similar to most mammals—including cats, cattle and pigs—and unlike humans ...