by nolovelust
19. March 2010 11:54
Apparently jellyfish in below picture may be the only immortal animal! It is capable of cycling from a mature adult stage to an immature polyp stage and back again in a process called trans-differentiation, where one type of cell is transformed into another type of cell.
Via http://green.yahoo.com/blog/guest_bloggers/26/the-world-s-only-immortal-animal.html
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