Trilobites: Same Oceans, Similar Prey, Two Very Different Necks Biologists studied cormorants and penguins that hunt fish in frigid seas and found that cormorants save energy by only moving their necks when seizing prey. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:SUPERCHARGED: The phone you charge ONCE A WEEK for just a few seconds is ALREADY a realityExxon Mobil Accuses the Rockefellers of a Climate ConspiracyQ&A: Explaining the Other Side of Autumn LeavesNASA confirms new rocket engine that runs on NOTHING - but can get humans to Mars in daysTrilobites: Your Phone Carries Chemical Clues About You, but There Are Limits to Using ThemTrilobites: Mercury Is Shrinking, a ‘Great Valley’ Shows