In a very basic sense there is a general dichotomy in the grouping of organisms on this planet as either a plant or as an animal. Myself, like most of the rest of you, belong to the animal group, but there are those organisms out there that exists on the boundary; one in particular is the sea slug, Elysia chlorotica.









![By Nils van der Burg from Madrid, Spain (IMG_7446) [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons](https://www.southernfriedscience.com/wp-content/uploads/2015/01/1024px-Oosterscheldekering_1-e1421851795834.jpg)

