Compare two animals

Greater blue-ringed octopus

Length

up to 5 cm (body length of adults, usually under 5 cm; arms extend to about 7 cm (Aquarium of the Pacific))

Weight

10 to 100 g (adults, average about 55 g; females slightly larger than males (Aquarium of the Pacific))

Lifespan in the wild

up to 1 years (believed to be about a year, though little is known (Aquarium of the Pacific))

Lives in

Indonesia, Papua New Guinea, Philippines, Solomon Is. and Vanuatu