I think it's because I'm woking with it, but it looks like a fungus surrounded by bakterium cells. 
hahaha!never thought,of something so biological!!
Too much thinking of my job I think...
that's good!
your work seems to be very interesting!!cooool!!!
your work seems to be very interesting!!cooool!!!
Hahaha, well, these day I'm working with a chines student and it's all in English. That's difficult, but makes a lot of fun.
wow!that's really great!! 
Oh it is! I'm surprised how good it works.
lovely!i'm so glad for you!!
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