Annie-Mae Levy reveals colors that give dogs anxiety and ones that make them happy!

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, ...

Many animals have color preferences. For example advertising research has shown that humans are attracted to the color red. Suppose that you were a dog-toy manufacturer and you wanted to select colors ...