Jellyfish system. Nematocysts, which deliver the sting, are located mostly on the tentacles; true jellyfish also have them around the mouth and stomach. Jellyfish do not need a respiratory system because sufficient oxygen diffuses through the epidermis. They have limited control over their movement, but can navigate with the pulsations of the bell-like body; some species are active swimmers most of the time, while others largely drift. The rhopalia contain rudimentary sense organs which are able to detect light, water-borne vibrations, odour and orientation. A loose network of nerves called a "nerve net" is located in the epidermis. Although traditionally thought
Jumpin' Jellyfish Jumpin' Jellyfish Jumpin' Jellyfish is a Paratower, a parachute jump–style ride at Disney California Adventure at the Disneyland Resort in Anaheim, California and Tokyo DisneySea at Tokyo Disney Resort in Japan. The attraction's name comes from the jellyfish-themed parachute ride vehicles, the bubble and , kelp-themed towers. Jumpin' Jellyfish has a sister-themed attraction that opened in September 2001 at Tokyo DisneySea. This attraction is similar to that of the former Maliboomer, but scaled down to more child-sized proportions and rethemed. The Maliboomer required riders to be at least tall, whereas Jumpin' Jellyfish only requires riders to be at least .