Which organisms have roundworms as a common ancestor?

This article will explore which organisms have roundworms as a common ancestor, and the answer may surprise you. The first organism that comes to mind when one thinks of roundworms is humans, but they are not alone in this category.

In fact, there are only four species of mammals that do not carry the parasite eggs internally or externally. These include two types of bats and two types of primates (lemurs). There are many more species with worms than just human beings carrying them! [Bold]*The first organism that comes to mind when one thinks of roundworms is humans, but they are not alone in this category. In fact, there are only four species of mammals that do not carry the parasite eggs internally or externally. These include two types of bats and two types of primates (lemurs). There are many more species with worms than just human beings carrying them![/Bold] Species such as cats, dogs, pigs, sheeps, rats and rabbits all have parasites living within their bodies at any given time. While these organisms may sound disgusting to us because we can see our own worm infestations on a regular basis through burps or feces; it would seem strange if we