Here are a number of different shaped creatures that may be found in Flatland. The rectangle on the left, may have had encounters with intrusive lines, as evidenced by the discolored scars on its body. The other blue rectangle may have just had a corner lopped off by a dangerous, sharp triangle. One can see many pockmarked example of geometric and non-geometric shapes in the world of two dimensions. It is a thriving and changeable environment.