Assertion: blue ringed octopus | /r/HasAspect | venom
Facets:
Source sentences:
text: All species are venomous, but only blue-ringed octopuses have venom that is lethal to humans.
text: Even though all the species of octopus that are found on the planet are venomous to a certain extent, only the blue-ringed octopus, native to the Pacific, has venom that is potent enough to kill humans.