It’s located on the side of the octopus‘ mantle, which is the large sac above its eyes. Surprisingly, though, the mantle doesn’t contain its brain (which is actually looped around its esophagus like a ...

Animals with numerous hearts are a fascinating phenomena in the microscopic realm of biology. Amazing adaptations found in nature allow many species to flourish in their unique enviroments. Here are 8 ...

Instead, it holds organs like the animal’s three hearts, gills, and digestive system. The octopus’ digestive tract is pretty alien compared to ours. The Marine Detective explains that when an ...