Can a jellyfish regenerate tentacles or other parts of its delicate body?
Yes. If a jelly is otherwise healthy it can regenerate small amounts of damage readily, such as nibbled tentacles. How do Jellies Swim? Jellyfish swim by expanding their bodies, like and umbrella, then collapsing it. This expels water from the body cavity and propels the jelly along (but not very quickly.) Without these movements, the jelly just drifts along or sinks. What are the radiating white lines on the bells? The white lines are radial canals. They carry nutrients through the jellyfish. At what range of depth are jellyfish found? The ones on display are found in fairly shallow water – 40 feet or less. There are also deep sea jellyfish (check the video porthole titled “Deep sea discoveries” for a view of one shot in the deep canyons off Monterey, CA). How can you tell if a jellyfish is dead? Watch it for a long time to see if it no longer pulses or moves. A dead jellyfish can still sting as long as its tentacles are moist. Do jellies have eyes? Jellies don’t have eyes like we kno
