"Bacteria are wishing you a Merry Xmas" http://www2.warwick.ac.uk/newsandevents/pressreleases/bacteria_are_wishing/
Season's greetings with biofilms. (reused from last year.)
University press release related to this:
"Bacteria are wishing you a Merry Xmas"
Scientific article behind:
"Localized cell death focuses mechanical forces during 3D patterning in a biofilm"