Brainless, slow, but deadly!

 

Dr Don Stremme shared this with us:

 

 How Can a Jellyfish This Slow Be So Deadly?

http://www.smithsonianmag.com/science-nature/How-Can-a-Jellyfish-This-Slow-Be-So-Deadly-Its-Invisible-165590366.html?utm_source=smithsoniantopic&utm_medium=email&utm_campaign=20120902-Weekender

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