The wild canines that our pet dogs evolved from are "crepuscular," meaning they are usually active at dusk and dawn. This means that they needed eyes that worked well in dim light, which means that ...

Dogs inspire an enormous amount of curiosity about how they interpret the world, and their vision remains one of the most misunderstood areas of canine science. The common belief that dogs see only in ...

Research suggests that your dog may be able to see things that are completely invisible to you. If you look at the size, shape, and general structure of a dog's eye it looks very much like the human ...

What makes a dog stop cold on a winter trail and refuse to listen? That question turned an ordinary walk through Oxbow National Wildlife Refuge into a rescue. Chris O’Neil was hiking with his young ...

Research reveals that some prairie dog alarm calls encode remarkably specific information about humans and other predators.