Are barrel jellyfish poisonous?
Are barrel jellyfish poisonous? Rhizostoma pulmo, commonly known as the barrel jellyfish, the dustbin-lid jellyfish or the frilly-mouthed jellyfish, is a scyphomedusa in the family Rhizostomatidae. Rhizostoma pulmo is moderately venomous but not as deadly as other species. What is jellyfish mouth called? Four long tentacles, commonly called mouth, or oral, arms, hang from the centre of the underside, where the mouth of the jellyfish is located. Can a barrel jellyfish sting? They have eight frilly arms, which contain their small stinging tentacles and surround hundreds of little mouths! The sting of the barrel jellyfish is not normally harmful to...