The blue-ringed octopus is a terrestrial animal.
The blue-ringed octopodes ( genus Hapalochlaena ) are three octopus species that live in tide pools and coral reefs in the Pacific and Indian Oceans , from Japan to Australia . Terrestrial animals are animals that live predominantly or entirely on land ( e.g. , cats , ants , snails ) , as compared with aquatic animals , which live predominantly or entirely in the water ( e.g. , fish , lobsters , octopuses ) , or amphibians , which rely on a combination of aquatic and terrestrial habitats ( e.g. , frogs , or newts ) .