Optical illusions are fascinating visual phenomena that trick the brain into seeing something that isn’t actually there or ...

While dogs have long been the first choice when it comes to service animals, it turns out that cats may actually enjoy ...

Daily, the internet is bombarded with interesting optical illusion photographs that test our perception and wit. They tend to ...

For years, therapy dogs have ruled the world of animal-assisted services (AAS), offering stress relief to college students, ...

They detect brightness and shades of gray. Cones are responsible for day vision and color perception. Cats (and dogs) have a high concentration of rod receptors and a low concentration of cone ...