Octopuses are amazing animals, because they can shape-shift, spray ink, and change color. This makes them amazing at disguise and hiding. The Coconut Octopus likes to hide in under and behind a lot. They has 3 hearts and and blue blood. Octopuses are invertebrates. They don’t have any bones. Having no bones makes it easy to go through tiny cracks. Octopus’s tentacles are attached directly to their heads. They can look like Sea Snakes, Mantis Shrimp, and even Soles. Octopuses are really cool.