The animal kingdom has many fascinating animals with the some of the most absolutely disgusting habits and behaviors. But they are not trying to gross us out. They are just trying to survive.

From sleeping in a cocoon made from their own mucus to covering themselves in poop, some animals rely on disgusting habits and behaviors to communicate, defend themselves and even consume their food. 

So, if you have a strong stomach and love to learn interesting facts about animals, then this class is...