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:400-year-old shark could hold the key to fountain of youthPTSD cure FOUND? Scientists DELETE bad memories in breakthrough studyAnimal Welfare Groups Have a New Tool: Virtual RealityJerry Brown to Announce a Climate Summit Meeting in CaliforniaREVEALED: EU law blocks Britons 'from the TRUTH about UFO sightings' across UK skiesClimate change shock as professor says impact has been GOOD for wildlife
