"Grey aliens are the most common creatures imagined while talking about the other life existance. Nobody knows whether they exist or not but the speculations and theories prove that this kind of alien creatures are most likely to occur anywhere in the universe. More than a half reported alien incidents include sightings of the famous Grey aliens. Greys are typically depicted as dark grey-skinned diminutive humanoid beings that possess reduced forms of, or completely lack, external human organs such as noses, ears or sex organs. Abduction by these alien type creatures claim to be extremely traumatic, similar to an abduction by humans or even a sexual assault in the level of trauma and distress."