Trilobites: It’s Better to Swim Alone, Yet Together, if You’re a Salp Although they form chains to swim as a collective, these gelatinous marine organisms use uncoordinated strokes when not in danger, a study finds. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:SpaceX Zuma mission: Is the US spy satellite LOST? Where is Zuma spacecraft now?Australia weather so hot bats 'BOILING' to death: Flying foxes fall from sky in heatwaveStephen Hawking: Earth will become unbearably boiling hot thanks to climate changeStuck in SPACE? Fears astronaut can't return to Earth after ASTONISHING growth spurtSpaceX Zuma Mission: What has happened to US spy satellite? Where is it now?State of the Art: What a $4,000 Treadmill Means for the Future of Gadgets