Do dogs have good night vision?

Dogs see a lot better than humans do at night. Dogs have many adaptations for low-light vision. A larger pupil lets in more light. The center of the retina has more of the light-sensitive cells (rods), which work better in dim light than the color-detecting cones. read more

Dogs have good night vision, due in large part to the tapetum, a mirror-like structure which reflects light, giving the retina a second chance to register light that has entered the eye. This is also what makes dogs eyes glow at night. The dog is holding a toy in her mouth. read more

Dogs' ability to see in darkness stems from the structure of their eyes. They have large pupils, which let in more light. Their retinas have a lot of light-and-motion-sensitive cells, called rods. These distinguish light from shadow. read more