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This March 30, 2014, photo, University of Florida graduate student Rachel Sanford works with samples of mysterious sea creatures called comb jellies in a unique floating laboratory, sailing off the coast of Florida. (AP Photo/Suzette Laboy)

Unique floating lab showcases aliens of the sea

Researcher Leonid Moroz emerges from a dive off the Florida Keys and gleefully displays a plastic bag holding a creature that shimmers like an opal in the seawater.

This translucent animal and its similarly strange cousins are food for science. They regrow with amazing speed if they get chopped up. Some even regenerate a rudimentary brain.

"Meet the aliens of the sea," the neurobiologist at the University of Florida says with a huge grin. They're headed for his unique floating laboratory. (AP)

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