Trilobites: Watch Video of Type D Killer Whales, Rarely Seen by Humans Scientists have collected skin samples from the unusual orcas, which could help determine whether they are a distinct cetacean species. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Closest planet to our Solar System OBLITERATED by huge flareDementia study SHOCK - Experts warn link to alcohol could be WORSE than thoughtSHOCK as world-renowned scientist says humans are on the brink of making ALIEN CONTACTUS to fight wars FROM SPACE in a ‘matter of years’LIFE AFTER DEATH: Is this heart attack victim’s near death experience PROOF OF GOD?Rise of the robots: Scientists to bring 'dead relatives back to life' as AI robot clones