Octopuses are a very popular culinary delicacy all over the world. However, these species symbolize far more than just flesh. Did you know that they are among the most intelligent invertebrates? That's only natural given that they have nine brains and 180 million neurons! Furthermore, do you believe they have three hearts? These sophisticated creatures are full of surprises.

One of the most interesting aspects of these aquatic animals is their digestive system. Many people assume they poop from their mouth. But do they? Let's find out. Today, we'll go over the digestive system of an octopus in detail. You'll also learn about what it eats, how it poops, and what its waste looks like and also a whole lot more...