Your dog isn't colorblind after all

You might have known your dog is colorblind—but to which colors? People often think their dogs see just in black and white, but new research finally confirms the spectrum dogs struggle with the most is from red to green.
Red-green colorblindness is called deuteranopia. In humans of Northern European ancestry, it shows up in about 8 percent of men and .5 percent of women. But researchers in Italy found it shows up in probably 100 percent of dogs.

 Your dog isn't colorblind after all