Octopoda is the scientific term used for the group of eight-limbed creatures known as octopuses. Some of the common synonyms for octopoda include cephalopod, pulpo, polypus, and kraken. Octopuses are fascinating creatures and are known for their unique abilities like changing color and shape, regenerating limbs, and even opening jars. These creatures inhabit all the world's oceans and can range from small speckled pygmy octopuses to giant Pacific octopuses. Octopuses are also widely used in cuisine and are considered a delicacy in some parts of the world. Despite their popularity, these creatures are still being exploited for food and threatened by habitat loss, pollution, and climate change.