Interesting Topics / Most Poisonous Australian Box Jelly fish

Box Jellyfish It is a cnidarian invertebrates distinguished by their cube-shaped medusae.
Scientific name Cubozoa
Higher classification Medusozoa
Phylum Cnidaria
Kingdom Animalia
Its Species Are Poisonous Yes, Chironex fleckeri, Carukia barnesi and Malo kingi.
Its Stings Class Are Extremely Painful Yes, Stings from these and a few other species in the class are extremely painful and can be fatal to humans.
found in South as Gerald ton in Western Australia and Bundaberg in Queensland.
How do box jellyfish see? It have 24 eyes of 4 different types( 2 upper and 2 lower lens eyes) form images and resemble the eyes of vertebrates like humans. The other eyes are more primitive.
Do box jellyfish have hearts? It doesn’t have brains, hearts, basic set of nerves at the base of their tentacles. These nerves detect touch, temperature, salinity, etc.
box jellyfish eat? Tiny fishes, arrow worms, annelid worms, mantis shrimps and prawns from the family Sergestidae.
How do jellyfish give birth? They can reproduce sexually by releasing sperm and eggs into the water and forms a planula.
What happens if you get stung by a box jellyfish? Its venom causes Irukandji syndrome which overloads stress hormones and inflammation proteins produces pain, high blood pressure, nausea which leads to brain hemorrhage and death.
It can kill humans Yes, within 2 minutes if you receive 2 meters or more tentacle contact. If a tentacle touches the skin it results in a very painful sting.
Its Toxins Attacks humans heart, nervous system, and skin cells.
Is there an antidote for box jellyfish? Yes, discovered using CRISPR genome editing techniques in University of Sydney
How do jellyfish die? jellyfish biologically immortal
Biggest jellyfish in the world? Lions mane jellyfish (Cyanea capillata ) and is 120 feet.


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