Dogs can see certain colors, but they see the world like someone who is red-green colorblind Your dog also has a wider field of vision than you because their eyes are further apart. Dogs also have ...

Before you can determine which colors a dog will tend to prefer, you first have to determine which colors they actually see, and then let them choose from among those.

Dogs might only have two cones in their eyes, but are dogs color blind too ... and grays to the vision of a person with ...

Dog eyes have more rods than humans ... Human cones can detect 3 colors: red, green, and blue. Dog cones can only detect 2 colors. No one is certain what those 2 colors are.

If your dog’s eyes look milky white ... Ulcers can cause color changes in the cornea, from blue to red or a general haze. Left untreated, ulcers can cause irreversible damage and vision loss.

Notice that the food items vary in color most being red, green or yellow to the human eye. However to the dog they are all varying shades of bright yellow to dull brownish yellow. There is just ...