We used to think dogs saw the world only in shades of gray. But like most mammals, they have two types of color receptors in their retinas. Humans, on the other hand, have three (except the color blind - they also have only two). So dogs don't see in wild technicolor like most of us do, but they definitely perceive color.
It wasn't a big experiment - only 8 dogs, and the dogs were of uncertain heritage, but some Russian researchers were able to demonstrate that the dogs could discriminate between two pieces of paper printed with a pattern of different colors. It's not a complicated experiment; in fact, you can try it at home with your own furry friend. (more...)
It wasn't a big experiment - only 8 dogs, and the dogs were of uncertain heritage, but some Russian researchers were able to demonstrate that the dogs could discriminate between two pieces of paper printed with a pattern of different colors. It's not a complicated experiment; in fact, you can try it at home with your own furry friend. (more...)
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