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:SpaceX Launches Rocket to Internation Space StationSpaceX Launches Rocket Carrying Space Station CargoSpaceX Scrubs Rocket LaunchWATCH: The incredible moment Elon Musk’s SpaceX rocket lands back at Cape KennedyNorth Pole research vessel mission stuck in ice ’could improve climate forecasts'WATCH LIVE: Spectacular Southern Ring of Fire Solar Eclipse to cast shadow on WORLD
