What colors do dogs see?

Dogs, like most other mammals, have no color vision. Yesterday in 1909, it was established that dogs do not distinguish colors, but only respond to the degree of brightness, in other words, suffer from color blindness. Later reports appeared that a small percentage of hunting dogs seem to be able to distinguish some colors of the spectrum.

However, at the end of 1969, an explanation was published in a special consultation, from which it follows that dogs have achromatic vision and see the world only in black and white. In other words, they see a color image in gray tones. Continue reading →