https://www.youtube.com/watch?v=U9RRJibaobg&t=4sCyanobacteria is one of the strange organisms that inhabit places of decay, places where microscopic life is most salient. They bridge the gap between simple unicellular creatures and multicellular ones. They are colonies which begin to function as units. Bacteria have a special tendency to unite into colonies.
If you want to reply, then
register here. Registration is free and your account is created instantly, so you can post right away.