Sessile-eyed

... PART B: (b) A similar kind of cell asymmetry seems to occur during cell division in the bacterium, Caulobacter crescentus, in which a sessile (stalked) mother cell and a motile (flagellated) daughter cell are generated at the end of the cell cycle: diagram: http://i214.photobucket.com/albums/cc35/nirav464/partB.png ...

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There are many different forms of cnidaria, ranging from sessile corals to mobile jellyfish. The main reason for their mobile forms (including the medusa stage of anthozoans) is dispersal. Sometimes they swim towards the light for other reasons. There ...

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... Most diatoms are unicellular and some are colonial algae, live in water, both heterotroph and autotroph, yellow brown chloroplast, they are sessile (don't have flagella however move by water stream as they float), reproduce by cell division. they are not considered to be plants because they ...

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... few weeks back, but did you guys hear about the new find in Antarctica? Pink eelpouts were found, types of sea spiders and these glass tulip like sessile species. I do not remember the exact species names and great details, but it is on the web if you just search "Antarctica species finding" ...

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I think my hint would be sessile vs mobile - just follow up your initial instincts.

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