octopuses are unusual and interesting creatures.they look strange because they have eight legs and because they are invertebrates .this means that they have no back bones.octopuses are the most intelligent invetebrates.they can open jars and bottles to get food parts of an octopuss brain are in its legs so its legs can actually think!octopuses can remember things.when an octopus has solved a problem once it remembers and does the same thing another day.they can remember differrnt shapes and patterns .we know this because scientists have studied octopuses for a long time.