#aelsosoma

"There are simple and effective methods on the one end, and the complex organs on the other, so what comes in the middle? Well, let's take a look at this Asplanchna. It looks weird, even for a rotifer. At around half a millimeter long, it's on the large size for what we normally see, but it's still a microscopic metazoan which means that unlike our single-celled eukaryote friends, its body has organs."

Journey to the Microcosmos- How Do Microorganisms Pee?

Images Originally Captured by Jam's Germs