Special Senses

Text and Images from Slide

The Dog's Vision

Picture of a Canine

View all slides | Contents of this slide

Lecture Notes

Now we'll consider the dog. Like cats, dogs also have vision specialized for maximum efficiency under low illumination because the wolf progenitor hunted primarily at twilight. Dogs are three times as capable as humans at detecting low intensities of light. They also have diminished color vision, as discussed for the cat.