Whiskers typically have a smooth surface and a tapered shape ... the object the whiskers have come into contact with to the dog's brain. Dog whisker development needs further study.

By peering into a dog’s brain, researchers are able to see how it reacts to stimuli like hand signals, sounds, and smells. Activity in the reward center can show whether dogs prefer human ...

Their short, smooth coat is easy to maintain, and they’re quick to learn new tricks and behaviors. Originally developed to hunt foxes, these high-energy dogs tend to be sturdy and healthy.