It’s well known that dogs don’t see as many colors as we do – similar to color blindness in people. Whereas humans have three types of cones in our eyes, allowing us to identify combinations of red, ...

But today, the caramel-colored mutts of Brazil are having a major ... The next year, another petition to emblazon the medium-sized dog on the 200-reais note received triple the support.

Street dogs in India appear to have a preference for the color yellow, disproportionately choosing bowls in a sunny hue over those that are blue or gray, even when the other bowls contain a snack.